diff --git a/.vscode/settings.json b/.vscode/settings.json
index 576bc33..bb75302 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -2,7 +2,7 @@
     "python.defaultInterpreterPath": "./venv/bin/python",
     "editor.formatOnSave": true,
     "autopep8.args": [
-        "--max-line-length=120"
+        "--max-line-length=150"
     ],
     "editor.fontSize": 14,
     "emmet.includeLanguages": {
diff --git a/devices/__init__.py b/devices/__init__.py
index d8a79f8..faec01d 100644
--- a/devices/__init__.py
+++ b/devices/__init__.py
@@ -40,10 +40,6 @@ logger = logging.getLogger(ROOT_LOGGER_NAME).getChild(__name__)
 BATTERY_WARN_LEVEL = 5
 
 
-def DEVICE_TYPE_LIST():
-    return [shelly, silvercrest_powerplug, my_powerplug, tradfri_light, tradfri_button]
-
-
 def is_json(data):
     try:
         json.loads(data)
@@ -54,7 +50,7 @@ def is_json(data):
 
 
 class base(dict):
-    TX_TOPIC = None
+    TX_TOPIC = "set"
     TX_VALUE = 0
     TX_DICT = 1
     TX_TYPE = -1
@@ -98,11 +94,8 @@ class base(dict):
             self.__previous__[key] = prev_value
             # Filter, if needed
             self.unpack_filter(key)
-            if prev_value != self.get(key):
-                logger.info("Received new data for (%s) %s - %s", self.topic, key, str(self.get(key)))
-            else:
-                logger.debug("Received data for (%s) %s - %s", self.topic, key, str(self.get(key)))
-            self.callback_caller(key, self[key])
+            logger.debug("Received data for (%s) %s - %s", self.topic, key, str(self.get(key)))
+            self.callback_caller(key, self[key], self.get(key) != self.__previous__.get(key))
         elif key not in self.RX_IGNORE_KEYS:
             logger.warning('Got a message from \"%s\" with unparsed content "%s"', self.topic, key)
         else:
@@ -147,24 +140,23 @@ class base(dict):
                 logger.error(
                     "Unknown tx type. Set TX_TYPE of class to a known value")
             else:
-                logger.info("Sending data for (%s) %s - %s", self.topic, key, str(data))
+                logger.debug("Sending data for (%s) %s - %s", self.topic, key, str(data))
                 if self.TX_TYPE == self.TX_DICT:
                     self.mqtt_client.send('/'.join([self.topic, self.TX_TOPIC]), json.dumps({key: data}))
                 else:
                     if type(data) not in [str, bytes]:
                         data = json.dumps(data)
-                    self.mqtt_client.send('/'.join([self.topic, key, self.TX_TOPIC]
-                                          if len(self.TX_TOPIC) > 0 else [self.topic, key]), data)
+                    self.mqtt_client.send('/'.join([self.topic, key, self.TX_TOPIC] if len(self.TX_TOPIC) > 0 else [self.topic, key]), data)
         else:
             logger.error(
                 "Unknown tx toptic. Set TX_TOPIC of class to a known value")
 
-    def add_callback(self, key, data, callback):
+    def add_callback(self, key, data, callback, on_change_only=False):
         """
         key: key or None for all keys
         data: data or None for all data
         """
-        cb_tup = (key, data, callback)
+        cb_tup = (key, data, callback, on_change_only)
         if cb_tup not in self.callback_list:
             self.callback_list.append(cb_tup)
 
@@ -174,10 +166,11 @@ class base(dict):
     def warning_call_condition(self):
         return False
 
-    def callback_caller(self, key, data):
-        for cb_key, cb_data, callback in self.callback_list:
+    def callback_caller(self, key, data, value_changed):
+        for cb_key, cb_data, callback, on_change_only in self.callback_list:
             if (cb_key == key or cb_key is None) and (cb_data == data or cb_data is None) and callback is not None:
-                callback(self, key, data)
+                if not on_change_only or value_changed:
+                    callback(self, key, data)
 
     def warning_caller(self):
         if self.warning_call_condition():
@@ -202,19 +195,22 @@ class shelly(base):
     KEY_LONGPUSH_1 = "longpush/1"
     KEY_TEMPERATURE = "temperature"
     KEY_OVERTEMPERATURE = "overtemperature"
+    KEY_ID = "id"
+    KEY_MODEL = "model"
+    KEY_MAC = "mac"
+    KEY_IP = "ip"
+    KEY_NEW_FIRMWARE = "new_fw"
+    KEY_FIRMWARE_VERSION = "fw_ver"
     #
-    TX_TOPIC = 'command'
+    TX_TOPIC = "command"
     TX_TYPE = base.TX_VALUE
     TX_FILTER_DATA_KEYS = [KEY_OUTPUT_0, KEY_OUTPUT_1]
     #
-    RX_KEYS = [KEY_OUTPUT_0, KEY_OUTPUT_1,
-               KEY_INPUT_0, KEY_INPUT_1, KEY_LONGPUSH_0, KEY_LONGPUSH_1,
-               KEY_OVERTEMPERATURE, KEY_TEMPERATURE]
-    RX_IGNORE_TOPICS = [KEY_OUTPUT_0 + '/' + "energy", KEY_OUTPUT_1 + '/' + "energy",
-                        'input_event/0', 'input_event/1']
+    RX_KEYS = [KEY_OUTPUT_0, KEY_OUTPUT_1, KEY_INPUT_0, KEY_INPUT_1, KEY_LONGPUSH_0, KEY_LONGPUSH_1, KEY_OVERTEMPERATURE, KEY_TEMPERATURE,
+               KEY_ID, KEY_MODEL, KEY_MAC, KEY_IP, KEY_NEW_FIRMWARE, KEY_FIRMWARE_VERSION]
+    RX_IGNORE_TOPICS = [KEY_OUTPUT_0 + '/' + "energy", KEY_OUTPUT_1 + '/' + "energy", 'input_event/0', 'input_event/1']
     RX_IGNORE_KEYS = ['temperature_f']
-    RX_FILTER_DATA_KEYS = [KEY_INPUT_0, KEY_INPUT_1, KEY_LONGPUSH_0, KEY_LONGPUSH_1,
-                           KEY_OUTPUT_0, KEY_OUTPUT_1, KEY_OVERTEMPERATURE]
+    RX_FILTER_DATA_KEYS = [KEY_INPUT_0, KEY_INPUT_1, KEY_LONGPUSH_0, KEY_LONGPUSH_1, KEY_OUTPUT_0, KEY_OUTPUT_1, KEY_OVERTEMPERATURE]
 
     def __init__(self, mqtt_client, topic):
         super().__init__(mqtt_client, topic)
@@ -277,16 +273,31 @@ class shelly(base):
         """state: [True, False, 'toggle']"""
         self.pack(self.KEY_OUTPUT_0, state)
 
+    def set_output_0_mcb(self, device, key, data):
+        logger.log(logging.INFO if data != self.output_0 else logging.DEBUG, "%s: Changing output 0 to %s", self.topic, str(data))
+        self.set_output_0(data)
+
+    def toggle_output_0_mcb(self, device, key, data):
+        logger.info("%s: Toggeling output 0", self.topic)
+        self.set_output_0('toggle')
+
     def set_output_1(self, state):
         """state: [True, False, 'toggle']"""
         self.pack(self.KEY_OUTPUT_1, state)
 
+    def set_output_1_mcb(self, device, key, data):
+        logger.log(logging.INFO if data != self.output_1 else logging.DEBUG, "%s: Changing output 1 to %s", self.topic, str(data))
+        self.set_output_1(data)
+
+    def toggle_output_1_mcb(self, device, key, data):
+        logger.info("%s: Toggeling output 1", self.topic)
+        self.set_output_1('toggle')
+
 
 class silvercrest_powerplug(base):
     KEY_LINKQUALITY = "linkquality"
     KEY_OUTPUT_0 = "state"
     #
-    TX_TOPIC = 'set'
     TX_TYPE = base.TX_DICT
     TX_FILTER_DATA_KEYS = [KEY_OUTPUT_0]
     #
@@ -316,6 +327,14 @@ class silvercrest_powerplug(base):
         """state: [True, False, 'toggle']"""
         self.pack(self.KEY_OUTPUT_0, state)
 
+    def set_output_0_mcb(self, device, key, data):
+        logger.log(logging.INFO if data != self.output_0 else logging.DEBUG, "%s: Changing output 0 to %s", self.topic, str(data))
+        self.set_output_0(data)
+
+    def toggle_output_0_mcb(self, device, key, data):
+        logger.info("%s: Toggeling output 0", self.topic)
+        self.set_output_0('toggle')
+
 
 class my_powerplug(base):
     KEY_OUTPUT_0 = "output/1"
@@ -325,7 +344,6 @@ class my_powerplug(base):
     KEY_OUTPUT_ALL = "output/all"
     KEY_OUTPUT_LIST = [KEY_OUTPUT_0, KEY_OUTPUT_1, KEY_OUTPUT_2, KEY_OUTPUT_3]
     #
-    TX_TOPIC = 'set'
     TX_TYPE = base.TX_VALUE
     #
     RX_KEYS = [KEY_OUTPUT_0, KEY_OUTPUT_1, KEY_OUTPUT_2, KEY_OUTPUT_3]
@@ -369,22 +387,62 @@ class my_powerplug(base):
         """state: [True, False, 'toggle']"""
         self.pack(self.KEY_OUTPUT_0, state)
 
+    def set_output_0_mcb(self, device, key, data):
+        logger.log(logging.INFO if data != self.output_0 else logging.DEBUG, "%s: Changing output 0 to %s", self.topic, str(data))
+        self.set_output_0(data)
+
+    def toggle_output_0_mcb(self, device, key, data):
+        logger.info("%s: Toggeling output 0", self.topic)
+        self.set_output_0('toggle')
+
     def set_output_1(self, state):
         """state: [True, False, 'toggle']"""
         self.pack(self.KEY_OUTPUT_1, state)
 
+    def set_output_1_mcb(self, device, key, data):
+        logger.log(logging.INFO if data != self.output_1 else logging.DEBUG, "%s: Changing output 1 to %s", self.topic, str(data))
+        self.set_output_1(data)
+
+    def toggle_output_1_mcb(self, device, key, data):
+        logger.info("%s: Toggeling output 1", self.topic)
+        self.set_output_1('toggle')
+
     def set_output_2(self, state):
         """state: [True, False, 'toggle']"""
         self.pack(self.KEY_OUTPUT_2, state)
 
+    def set_output_2_mcb(self, device, key, data):
+        logger.log(logging.INFO if data != self.output_2 else logging.DEBUG, "%s: Changing output 2 to %s", self.topic, str(data))
+        self.set_output_2(data)
+
+    def toggle_output_2_mcb(self, device, key, data):
+        logger.info("%s: Toggeling output 2", self.topic)
+        self.set_output_2('toggle')
+
     def set_output_3(self, state):
         """state: [True, False, 'toggle']"""
         self.pack(self.KEY_OUTPUT_3, state)
 
+    def set_output_3_mcb(self, device, key, data):
+        logger.log(logging.INFO if data != self.output_3 else logging.DEBUG, "%s: Changing output 3 to %s", self.topic, str(data))
+        self.set_output_3(data)
+
+    def toggle_output_3_mcb(self, device, key, data):
+        logger.info("%s: Toggeling output 3", self.topic)
+        self.set_output_3('toggle')
+
     def set_output_all(self, state):
         """state: [True, False, 'toggle']"""
         self.pack(self.KEY_OUTPUT_ALL, state)
 
+    def set_output_all_mcb(self, device, key, data):
+        logger.info("%s: Changing all outputs to %s", self.topic, str(data))
+        self.set_output_all(data)
+
+    def toggle_output_all_mcb(self, device, key, data):
+        logger.info("%s: Toggeling all outputs", self.topic)
+        self.set_output_0('toggle')
+
 
 class tradfri_light(base):
     KEY_LINKQUALITY = "linkquality"
@@ -393,7 +451,6 @@ class tradfri_light(base):
     KEY_COLOR_TEMP = "color_temp"
     KEY_BRIGHTNESS_FADE = "brightness_move"
     #
-    TX_TOPIC = 'set'
     TX_TYPE = base.TX_DICT
     TX_FILTER_DATA_KEYS = [KEY_OUTPUT_0, KEY_BRIGHTNESS, KEY_COLOR_TEMP, KEY_BRIGHTNESS_FADE]
     #
@@ -408,7 +465,7 @@ class tradfri_light(base):
         if key == self.KEY_BRIGHTNESS:
             self[key] = (self[key] - 1) * 100 / 254
         elif key == self.KEY_COLOR_TEMP:
-            self[key] = (self[key] - 250) * 100 / 204
+            self[key] = (self[key] - 250) * 10 / 204
         else:
             super().unpack_filter(key)
 
@@ -416,7 +473,7 @@ class tradfri_light(base):
         if key == self.KEY_BRIGHTNESS:
             return data * 254 / 100 + 1
         elif key == self.KEY_COLOR_TEMP:
-            return data * 204 / 100 + 250
+            return data * 204 / 10 + 250
         else:
             return super().pack_filter(key, data)
 
@@ -435,12 +492,12 @@ class tradfri_light(base):
 
     @property
     def brightness(self):
-        """rv: numeric value [0%, ..., 100%"""
+        """rv: numeric value [0%, ..., 100%]"""
         return self.get(self.KEY_BRIGHTNESS, 0)
 
     @property
     def color_temp(self):
-        """rv: numeric value [0%, ..., 100%"""
+        """rv: numeric value [0, ..., 10]"""
         return self.get(self.KEY_COLOR_TEMP, 0)
 
     #
@@ -450,10 +507,22 @@ class tradfri_light(base):
         """state: [True, False, 'toggle']"""
         self.pack(self.KEY_OUTPUT_0, state)
 
+    def set_output_0_mcb(self, device, key, data):
+        logger.log(logging.INFO if data != self.output_0 else logging.DEBUG, "%s: Changing output 0 to %s", self.topic, str(data))
+        self.set_output_0(data)
+
+    def toggle_output_0_mcb(self, device, key, data):
+        logger.info("%s: Toggeling output 0", self.topic)
+        self.set_output_0('toggle')
+
     def set_brightness(self, brightness):
         """brightness: [0, ..., 100]"""
         self.pack(self.KEY_BRIGHTNESS, brightness)
 
+    def set_brightness_mcb(self, device, key, data):
+        logger.log(logging.INFO if data != self.brightness else logging.DEBUG, "%s: Changing brightness to %s", self.topic, str(data))
+        self.set_brightness(data)
+
     def default_inc(self, speed=40):
         self.pack(self.KEY_BRIGHTNESS_FADE, speed)
 
@@ -464,9 +533,13 @@ class tradfri_light(base):
         self.default_inc(0)
 
     def set_color_temp(self, color_temp):
-        """color_temp: [0, ..., 100]"""
+        """color_temp: [0, ..., 10]"""
         self.pack(self.KEY_COLOR_TEMP, color_temp)
 
+    def set_color_temp_mcb(self, device, key, data):
+        logger.log(logging.INFO if data != self.color_temp else logging.DEBUG, "%s: Changing color temperature to %s", self.topic, str(data))
+        self.set_color_temp(data)
+
 
 class tradfri_button(base):
     ACTION_TOGGLE = "toggle"
@@ -488,8 +561,6 @@ class tradfri_button(base):
     KEY_ACTION = "action"
     KEY_ACTION_DURATION = "action_duration"
     #
-    TX_TOPIC = ''
-    #
     RX_KEYS = [KEY_LINKQUALITY, KEY_BATTERY, KEY_ACTION]
     RX_IGNORE_KEYS = ['update', KEY_ACTION_DURATION]
 
@@ -514,7 +585,7 @@ class tradfri_button(base):
         return "Low battery level detected for %s. Battery level was %.0f%%." % (self.topic, self.get(self.KEY_BATTERY))
 
 
-class nodered_gui(base):
+class nodered_gui_heatvalve(base):
     KEY_FEEDBACK = "feedback"
     KEY_ENABLE = "enable"
     KEY_STATE = "state"
@@ -524,7 +595,6 @@ class nodered_gui(base):
     KEY_HEATING_SETPOINT = "heating_setpoint"
     KEY_OFF_BUTTON = "off_button"
     #
-    TX_TOPIC = 'set'
     TX_TYPE = base.TX_VALUE
     #
     RX_KEYS = [KEY_STATE, KEY_BRIGHTNESS, KEY_COLOR_TEMP, KEY_HEATING_BOOST, KEY_HEATING_SETPOINT, KEY_OFF_BUTTON]
@@ -571,10 +641,114 @@ class nodered_gui(base):
     def set_feedback(self, data):
         self.pack(self.KEY_FEEDBACK, data)
 
-    def enable(self, data):
+
+
+class nodered_gui_button(base):
+    KEY_STATE = "state"
+    #
+    RX_KEYS = [KEY_STATE]
+
+    #
+    # RX
+    #
+    @property
+    def state(self):
+        """rv: [True, False]"""
+        return self.get(self.KEY_STATE)
+
+
+class nodered_gui_switch(nodered_gui_button):
+    TX_TYPE = base.TX_VALUE
+
+    #
+    # TX
+    #
+    def set_state(self, data):
+        """data: [True, False]"""
+        self.pack(self.KEY_STATE, data)
+
+    def set_state_mcb(self, device, key, data):
+        logger.log(logging.INFO if data != self.get(self.KEY_STATE) else logging.DEBUG, "%s: Changing data to %s", self.topic, str(data))
+        self.set_state(data)
+
+
+class nodered_gui_brightness_color_temp(base):
+    KEY_ENABLE = "enable"
+    KEY_BRIGHTNESS = "brightness"
+    KEY_COLOR_TEMP = "color_temp"
+    #
+    TX_TYPE = base.TX_VALUE
+    #
+    RX_KEYS = [KEY_ENABLE, KEY_BRIGHTNESS, KEY_COLOR_TEMP]
+
+    #
+    # RX
+    #
+    @property
+    def enable(self):
+        """rv: [True, False]"""
+        return self.get(self.KEY_ENABLE)
+
+    @property
+    def brightness(self):
+        """rv: [True, False]"""
+        return self.get(self.KEY_BRIGHTNESS)
+
+    @property
+    def color_temp(self):
+        """rv: [True, False]"""
+        return self.get(self.KEY_COLOR_TEMP)
+
+    #
+    # TX
+    #
+    def set_enable(self, data):
         """data: [True, False]"""
         self.pack(self.KEY_ENABLE, data)
 
+    def set_enable_mcb(self, device, key, data):
+        logger.log(logging.INFO if data != self.get(self.KEY_ENABLE) else logging.DEBUG, "%s: Changing enable to %s", self.topic, str(data))
+        self.set_enable(data)
+
+    def set_brightness(self, data):
+        """data: [0%, ..., 100%]"""
+        self.pack(self.KEY_BRIGHTNESS, data)
+
+    def set_brightness_mcb(self, device, key, data):
+        logger.log(logging.INFO if data != self.get(self.KEY_BRIGHTNESS) else logging.DEBUG, "%s: Changing brightness to %s", self.topic, str(data))
+        self.set_brightness(data)
+
+    def set_color_temp(self, data):
+        """data: [0, ..., 10]"""
+        self.pack(self.KEY_COLOR_TEMP, data)
+
+    def set_color_temp_mcb(self, device, key, data):
+        logger.log(logging.INFO if data != self.get(self.KEY_COLOR_TEMP) else logging.DEBUG,
+                   "%s: Changing color temperature to %s", self.topic, str(data))
+        self.set_color_temp(data)
+
+
+class nodered_gui_leds(base):
+    KEY_LED_0 = "led0"
+    KEY_LED_1 = "led1"
+    KEY_LED_2 = "led2"
+    KEY_LED_3 = "led3"
+    KEY_LED_4 = "led4"
+    KEY_LED_5 = "led5"
+    KEY_LED_6 = "led6"
+    KEY_LED_7 = "led7"
+    KEY_LED_8 = "led8"
+    KEY_LED_9 = "led9"
+    #
+    TX_TYPE = base.TX_VALUE
+    #
+    RX_KEYS = [KEY_LED_0, KEY_LED_1, KEY_LED_2, KEY_LED_3, KEY_LED_4, KEY_LED_5, KEY_LED_6, KEY_LED_7, KEY_LED_8, KEY_LED_9]
+
+    def set_led(self, key, data):
+        """data: [True, False]"""
+        logger.log(logging.INFO if data != self.get(key) else logging.DEBUG, "%s: Changing led state for %s to %s", self.topic, key, str(data))
+        self.pack(key, data)
+
 
 class brennenstuhl_heatingvalve(base):
     KEY_LINKQUALITY = "linkquality"
@@ -589,17 +763,15 @@ class brennenstuhl_heatingvalve(base):
     KEY_VALVE_DETECTION = "valve_detection"
     KEY_WINDOW_DETECTION = "window_detection"
     #
-    TX_TOPIC = 'set'
     TX_TYPE = base.TX_DICT
     #
     RX_KEYS = [KEY_LINKQUALITY, KEY_BATTERY, KEY_HEATING_SETPOINT, KEY_TEMPERATURE]
-    RX_IGNORE_KEYS = [KEY_AWAY_MODE, KEY_CHILD_LOCK, KEY_PRESET,
-                      KEY_SYSTEM_MODE, KEY_VALVE_DETECTION, KEY_WINDOW_DETECTION]
+    RX_IGNORE_KEYS = [KEY_AWAY_MODE, KEY_CHILD_LOCK, KEY_PRESET, KEY_SYSTEM_MODE, KEY_VALVE_DETECTION, KEY_WINDOW_DETECTION]
 
     def __init__(self, mqtt_client, topic):
         super().__init__(mqtt_client, topic)
-        self.mqtt_client.send(self.topic + '/' + self.TX_TOPIC, json.dumps(
-            {self.KEY_WINDOW_DETECTION: "ON", self.KEY_CHILD_LOCK: "UNLOCK", self.KEY_VALVE_DETECTION: "ON", self.KEY_SYSTEM_MODE: "heat"}))
+        self.mqtt_client.send(self.topic + '/' + self.TX_TOPIC, json.dumps({self.KEY_WINDOW_DETECTION: "ON",
+                              self.KEY_CHILD_LOCK: "UNLOCK", self.KEY_VALVE_DETECTION: "ON", self.KEY_SYSTEM_MODE: "heat"}))
 
     def warning_call_condition(self):
         return self.get(self.KEY_BATTERY) <= BATTERY_WARN_LEVEL
@@ -628,6 +800,10 @@ class brennenstuhl_heatingvalve(base):
     def set_heating_setpoint(self, setpoint):
         self.pack(self.KEY_HEATING_SETPOINT, setpoint)
 
+    def set_heating_setpoint_mcb(self, device, key, data):
+        logger.info("%s: Changing heating setpoint to %s", self.topic, str(data))
+        self.set_heating_setpoint(data)
+
 
 class remote(base):
     KEY_CD = "CD"
@@ -643,19 +819,19 @@ class remote(base):
     #
     RX_IGNORE_TOPICS = [KEY_CD, KEY_LINE1, KEY_LINE3, KEY_MUTE, KEY_POWER, KEY_VOLUP, KEY_VOLDOWN]
 
-    def set_cd(self):
+    def set_cd(self, device=None, key=None, data=None):
         self.pack(self.KEY_CD, None)
 
-    def set_line1(self):
+    def set_line1(self, device=None, key=None, data=None):
         self.pack(self.KEY_LINE1, None)
 
-    def set_line3(self):
+    def set_line3(self, device=None, key=None, data=None):
         self.pack(self.KEY_LINE3, None)
 
-    def set_mute(self):
+    def set_mute(self, device=None, key=None, data=None):
         self.pack(self.KEY_MUTE, None)
 
-    def set_power(self):
+    def set_power(self, device=None, key=None, data=None):
         self.pack(self.KEY_POWER, None)
 
     def set_volume_up(self, data=False):
@@ -666,20 +842,19 @@ class remote(base):
         """data: [True, False]"""
         self.pack(self.KEY_VOLDOWN, data)
 
-    def default_inc(self):
+    def default_inc(self, device=None, key=None, data=None):
         self.set_volume_up(True)
 
-    def default_dec(self):
+    def default_dec(self, device=None, key=None, data=None):
         self.set_volume_down(True)
 
-    def default_stop(self):
+    def default_stop(self, device=None, key=None, data=None):
         self.set_volume_up(False)
 
 
 class status(base):
     KEY_STATE = "state"
     #
-    TX_TOPIC = 'set'
     TX_TYPE = base.TX_VALUE
     #
     RX_KEYS = [KEY_STATE]
@@ -688,6 +863,10 @@ class status(base):
         """data: [True, False]"""
         self.pack(self.KEY_STATE + "/" + str(num), data)
 
+    def set_state_mcb(self, device, key, data):
+        logger.info("%s: Changing state to %s", self.topic, str(data))
+        self.set_state(data)
+
 
 class audio_status(status):
     KEY_TITLE = "title"
diff --git a/function/__init__.py b/function/__init__.py
index 0005454..021442d 100644
--- a/function/__init__.py
+++ b/function/__init__.py
@@ -4,7 +4,7 @@
 import devices
 from function.ground_floor_west import ground_floor_west_floor, ground_floor_west_marion, ground_floor_west_dirk
 from function.first_floor_west import first_floor_west_julian, first_floor_west_living
-from function.first_floor_east import first_floor_east_floor, first_floor_east_kitchen, first_floor_east_dining, first_floor_east_sleep_madi, first_floor_east_living
+from function.first_floor_east import first_floor_east_floor, first_floor_east_kitchen, first_floor_east_dining, first_floor_east_sleep, first_floor_east_living
 from function.common import common_heating, common_circulation_pump
 import inspect
 import logging
@@ -15,7 +15,10 @@ except ImportError:
     ROOT_LOGGER_NAME = 'root'
 logger = logging.getLogger(ROOT_LOGGER_NAME).getChild(__name__)
 
-# TODO: usage of implementation strategy from gfw_dirk for ffe_sleep_madi
+# TODO: change topics for all zigbee devices to <type|[shellies, zigbee_*, gui, ...]>/<area|gfw, ffw, ffe>/<room>/<target|[main_light, floorlamp, ...]>/<function>
+# TODO: usage of implementation strategy from gfw_dirk for ffe_sleep
+# TODO: implement improved devices.nodered_gui_heatvalve incl. setpoint, boost, ... and functions from funtion.module
+#       implement nodered_gui_timer for circulation pump
 # TODO: implement garland (incl. day events like sunset, sunrise, ...)
 # TODO: implement warning message
 
@@ -26,7 +29,7 @@ class all_functions(object):
         #
         self.__devices__ = None
         # heating and warm water
-        self.common_heat_sleep_madi = common_heating(self.mqtt_client)
+        self.common_ffe_heat_sleep = common_heating(self.mqtt_client)
         self.common_circulation_pump = common_circulation_pump(self.mqtt_client)
         # ground floor west
         self.gfw_floor = ground_floor_west_floor(self.mqtt_client)
@@ -39,7 +42,7 @@ class all_functions(object):
         self.ffe_floor = first_floor_east_floor(self.mqtt_client)
         self.ffe_kitchen = first_floor_east_kitchen(self.mqtt_client)
         self.ffe_dining = first_floor_east_dining(self.mqtt_client)
-        self.ffe_sleep_madi = first_floor_east_sleep_madi(self.mqtt_client)
+        self.ffe_sleep = first_floor_east_sleep(self.mqtt_client)
         self.ffe_living = first_floor_east_living(self.mqtt_client)
         #
         # Interactions
@@ -53,22 +56,20 @@ class all_functions(object):
 
     def init_off_functionality(self):
         # Off Buttons
-        self.gui_button_all_off = devices.nodered_gui(self.mqtt_client, topic="gui/button_all_off")
-        self.gui_button_gfw_off = devices.nodered_gui(self.mqtt_client, topic="gui/button_gfw_off")
-        self.gui_button_ffw_off = devices.nodered_gui(self.mqtt_client, topic="gui/button_ffw_off")
-        self.gui_button_ffe_off = devices.nodered_gui(self.mqtt_client, topic="gui/button_ffe_off")
+        self.gui_button_all_off = devices.nodered_gui_button(self.mqtt_client, topic="gui/all/common/off/button")
+        self.gui_button_gfw_off = devices.nodered_gui_button(self.mqtt_client, topic="gui/gfw/common/off/button")
+        self.gui_button_ffw_off = devices.nodered_gui_button(self.mqtt_client, topic="gui/ffw/common/off/button")
+        self.gui_button_ffe_off = devices.nodered_gui_button(self.mqtt_client, topic="gui/ffe/common/off/button")
         #
-        self.gui_button_all_off.add_callback(devices.nodered_gui.KEY_OFF_BUTTON, True, self.all_off)
-        self.gui_button_gfw_off.add_callback(devices.nodered_gui.KEY_OFF_BUTTON, True, self.gfw_off)
-        self.gui_button_ffw_off.add_callback(devices.nodered_gui.KEY_OFF_BUTTON, True, self.ffw_off)
-        self.gui_button_ffe_off.add_callback(devices.nodered_gui.KEY_OFF_BUTTON, True, self.ffe_off)
+        self.gui_button_all_off.add_callback(devices.nodered_gui_button.KEY_STATE, True, self.all_off)
+        self.gui_button_gfw_off.add_callback(devices.nodered_gui_button.KEY_STATE, True, self.gfw_off)
+        self.gui_button_ffw_off.add_callback(devices.nodered_gui_button.KEY_STATE, True, self.ffw_off)
+        self.gui_button_ffe_off.add_callback(devices.nodered_gui_button.KEY_STATE, True, self.ffe_off)
         # Long push ffe_floor
-        self.ffe_floor.main_light_shelly.add_callback(
-            devices.shelly.KEY_LONGPUSH_0, True, self.ffe_floor.all_off_feedback)
+        self.ffe_floor.main_light_shelly.add_callback(devices.shelly.KEY_LONGPUSH_0, True, self.ffe_floor.all_off_feedback)
         self.ffe_floor.main_light_shelly.add_callback(devices.shelly.KEY_LONGPUSH_0, True, self.ffe_off)
         # Long push input device
-        self.ffe_sleep_madi.button_tradfri.add_callback(
-            devices.tradfri_button.KEY_ACTION, devices.tradfri_button.ACTION_RIGHT_LONG, self.ffe_off)
+        self.ffe_sleep.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION, devices.tradfri_button.ACTION_RIGHT_LONG, self.ffe_off)
 
     def getmembers(self, prefix):
         rv = []
@@ -107,18 +108,17 @@ class all_functions(object):
         # shelly dirk input 1
         self.last_gfw_dirk_input_1 = None
         self.gfw_dirk.main_light_shelly.add_callback(devices.shelly.KEY_INPUT_1, None, self.gfw_dirk_input_1)
-        # tradfri button sleep madi right click
-        self.ffe_sleep_madi.button_tradfri.add_callback(
-            devices.tradfri_button.KEY_ACTION, devices.tradfri_button.ACTION_RIGHT, self.ffe_floor.toggle_main_light)
+        # tradfri button ffe_sleep right click
+        self.ffe_sleep.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION,
+                                                   devices.tradfri_button.ACTION_RIGHT, self.ffe_floor.main_light_shelly.toggle_output_0_mcb)
 
     def init_circulation_pump(self):
-        self.common_circulation_pump.main_light_shelly.add_callback(
-            devices.shelly.KEY_OUTPUT_0, None, self.ffe_kitchen.flash_main_light)
+        self.common_circulation_pump.main_light_shelly.add_callback(devices.shelly.KEY_OUTPUT_0, None, self.ffe_kitchen.flash_main_light)
 
     def gfw_dirk_input_1(self, device, key, data):
         if self.last_gfw_dirk_input_1 is not None:
             if self.last_gfw_dirk_input_1 != data:
-                self.gfw_floor.toggle_main_light(device, key, data)
+                self.gfw_floor.main_light_shelly.toggle_main_light(device, key, data)
         self.last_gfw_dirk_input_1 = data
 
     def devicelist(self):
diff --git a/function/common.py b/function/common.py
index a50b942..f68fc40 100644
--- a/function/common.py
+++ b/function/common.py
@@ -19,11 +19,11 @@ logger = logging.getLogger(ROOT_LOGGER_NAME).getChild(__name__)
 class common_circulation_pump(room_shelly):
     def __init__(self, mqtt_client):
         # http://shelly1-E89F6D85A466
-        super().__init__(mqtt_client, "shellies/circulation_pump", "gui/common_sw_circulation_pump")
+        super().__init__(mqtt_client, "shellies/circulation_pump", "gui/none/common/circulation_pump/switch")
         #
         self.main_light_shelly.add_callback(devices.shelly.KEY_OUTPUT_0, None, self.circ_pump_actions)
         #
-        self.gui_timer_view = devices.nodered_gui(mqtt_client, "gui/ffe_circ_pump_timer")
+        self.gui_timer_view = devices.nodered_gui_heatvalve(mqtt_client, "gui/ffe_circ_pump_timer")
         self.gui_timer_view.set_feedback('-')
         #
         self.cvi = changed_value_indicator()
diff --git a/function/first_floor_east.py b/function/first_floor_east.py
index 127b258..0cb0060 100644
--- a/function/first_floor_east.py
+++ b/function/first_floor_east.py
@@ -18,127 +18,83 @@ logger = logging.getLogger(ROOT_LOGGER_NAME).getChild(__name__)
 class first_floor_east_floor(room_shelly):
     def __init__(self, mqtt_client):
         # http://shelly1l-3C6105E4E629
-        super().__init__(mqtt_client, "shellies/floor_madi", "gui/ffe_sw_floor")
+        super().__init__(mqtt_client, "shellies/floor_madi", "gui/ffe/floor/main_light/switch")
 
 
 class first_floor_east_kitchen(room_shelly):
-    # TODO: add circulation pump (switch, time)
     def __init__(self, mqtt_client):
         # http://shelly1l-8CAAB5616C01
-        super().__init__(mqtt_client, "shellies/kitchen", "gui/ffe_sw_kitchen")
+        super().__init__(mqtt_client, "shellies/kitchen", "gui/ffe/kitchen/main_light/switch")
 
 
 class first_floor_east_dining(room_shelly):
     def __init__(self, mqtt_client):
         # http://shelly1l-84CCA8ADD055
-        super().__init__(mqtt_client, "shellies/diningroom", "gui/ffe_sw_diningroom")
+        super().__init__(mqtt_client, "shellies/diningroom", "gui/ffe/diningroom/main_light/switch")
         self.floorlamp_powerplug = devices.silvercrest_powerplug(mqtt_client, "zigbee_og_e/powerplug/dining_floorlamp")
         if config.CHRISTMAS:
             self.garland_powerplug = devices.silvercrest_powerplug(mqtt_client, topic="zigbee_og_e/powerplug/aux")
         #
-        self.gui_switch_floorlamp = devices.nodered_gui(mqtt_client, topic="gui/ffe_sw_dining_floorlamp")
+        self.gui_switch_floorlamp = devices.nodered_gui_switch(mqtt_client, topic="gui/ffe/diningroom/floorlamp/switch")
         #
         # Callback initialisation
         #
-        self.main_light_shelly.add_callback(devices.shelly.KEY_OUTPUT_0, None, self.floorlamp_synchronisation)
-        self.gui_switch_floorlamp.add_callback(devices.nodered_gui.KEY_STATE, None, self.gui_switch_command_floorlamp)
-        self.floorlamp_powerplug.add_callback(devices.silvercrest_powerplug.KEY_OUTPUT_0,
-                                              None, self.gui_switch_feedback_floorlamp)
-        #
-        self.cvi = changed_value_indicator()
+        self.main_light_shelly.add_callback(devices.shelly.KEY_OUTPUT_0, None, self.floorlamp_powerplug.set_output_0_mcb, True)
+        self.gui_switch_floorlamp.add_callback(devices.nodered_gui_switch.KEY_STATE, None, self.floorlamp_powerplug.set_output_0_mcb)
+        self.floorlamp_powerplug.add_callback(devices.silvercrest_powerplug.KEY_OUTPUT_0, None, self.gui_switch_floorlamp.set_state_mcb)
 
     def all_off(self, device=None, key=None, data=None):
         super().all_off(device, key, data)
         self.floorlamp_powerplug.set_output_0(False)
-
-    def floorlamp_synchronisation(self, device, key, data):
-        if self.cvi.changed_here(device.topic, key, data) and device.previous_value(key) is not None:
-            logger.info("Syncing \"%s\" floorlamp with main light (%s)", type(self).__name__, str(data))
-            self.floorlamp_powerplug.set_output_0(data)
-
-    def gui_switch_command_floorlamp(self, device, key, data):
-        logger.info("Switching \"%s\" floorlamp: %s", type(self).__name__, str(data))
-        self.floorlamp_powerplug.set_output_0(data)
-
-    def gui_switch_feedback_floorlamp(self, device, key, data):
-        self.gui_switch_floorlamp.set_feedback(data)
+        if config.CHRISTMAS:
+            self.garland_powerplug.set_output_0(False)
 
 
-class first_floor_east_sleep_madi(room_shelly_tradfri_light):
+class first_floor_east_sleep(room_shelly_tradfri_light):
     def __init__(self, mqtt_client):
         # http://shelly1l-E8DB84A254C7
-        super().__init__(mqtt_client, "shellies/sleep_madi", "gui/ffe_sw_sleep_madi",
-                         "zigbee_og_e/light/sleep_madi", "gui/ffe_br_sleep_madi", "gui/ffe_ct_sleep_madi")
+        super().__init__(mqtt_client, "shellies/sleep_madi", "gui/ffe/sleep/main_light/switch",
+                         "zigbee_og_e/light/sleep_madi", "gui/ffe/sleep/main_light/br_ct")
         #
         self.bed_light_di_tradfri = devices.tradfri_light(mqtt_client, topic="zigbee_og_e/light/sleep_bed_di")
         #
-        self.gui_switch_bed_light_di = devices.nodered_gui(mqtt_client, "gui/ffe_sw_bed_light_di")
-        self.gui_brightness_bed_light_di = devices.nodered_gui(mqtt_client, "gui/ffe_br_bed_light_di")
-        self.gui_brightness_bed_light_di.enable(False)
-        self.gui_brightness_bed_light_di.set_feedback(0)
+        self.gui_switch_bed_light_di = devices.nodered_gui_switch(mqtt_client, "gui/ffe/sleep/bed_light_di/switch")
+        self.gui_br_ct_bed_light_di = devices.nodered_gui_brightness_color_temp(mqtt_client, "gui/ffe/sleep/bed_light_di/br_ct")
+        self.gui_led_active_device = devices.nodered_gui_leds(mqtt_client, "gui/ffe/sleep/active_device_state/led")
         #
         self.button_tradfri = devices.tradfri_button(mqtt_client, topic="zigbee_og_e/input_device/og_east")
         #
         # Callback initialisation
         #
-        self.init_bed_light_functions()
-        self.init_fade_function()
-        #
+        # button
         self.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION, devices.tradfri_button.ACTION_TOGGLE,
-                                         self.toggle_main_light)
+                                         self.main_light_shelly.toggle_output_0_mcb)
         self.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION, devices.tradfri_button.ACTION_BRIGHTNESS_UP,
-                                         self.toggle_bed_light_di)
+                                         self.bed_light_di_tradfri.toggle_output_0_mcb)
         self.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION, devices.tradfri_button.ACTION_BRIGHTNESS_DOWN,
-                                         self.toggle_bed_light_di)
-        self.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION, None,
-                                         self.fade_light)
+                                         self.bed_light_di_tradfri.toggle_output_0_mcb)
+        self.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION, None, self.fade_light)
+
+        # bed light
+        # switch
+        self.gui_switch_bed_light_di.add_callback(devices.nodered_gui_switch.KEY_STATE, None, self.bed_light_di_tradfri.set_output_0_mcb)
+        self.bed_light_di_tradfri.add_callback(devices.tradfri_light.KEY_OUTPUT_0, None, self.gui_switch_bed_light_di.set_state_mcb)
+        # brightness and color temperature
+        self.bed_light_di_tradfri.add_callback(devices.tradfri_light.KEY_OUTPUT_0, None, self.gui_br_ct_bed_light_di.set_enable_mcb)
+        self.gui_br_ct_bed_light_di.add_callback(devices.nodered_gui_brightness_color_temp.KEY_BRIGHTNESS,
+                                                 None, self.bed_light_di_tradfri.set_brightness_mcb)
+        self.bed_light_di_tradfri.add_callback(devices.tradfri_light.KEY_OUTPUT_0, None, self.gui_br_ct_bed_light_di.set_enable_mcb)
+        self.bed_light_di_tradfri.add_callback(devices.tradfri_light.KEY_BRIGHTNESS, None, self.gui_br_ct_bed_light_di.set_brightness_mcb)
+
+        # fade function
+        self.main_light_shelly.add_callback(devices.shelly.KEY_OUTPUT_0, None, self.state_machine_last_activated_device)
+        self.bed_light_di_tradfri.add_callback(devices.tradfri_light.KEY_OUTPUT_0, None, self.state_machine_last_activated_device)
+        self.last_activated_device = None
 
     def all_off(self, device=None, key=None, data=None):
         super().all_off(device, key, data)
         self.bed_light_di_tradfri.set_output_0(False)
 
-    # bed light
-    def init_bed_light_functions(self):
-        self.gui_switch_bed_light_di.add_callback(
-            devices.nodered_gui.KEY_STATE, None, self.gui_switch_command_bed_light_di)
-        self.bed_light_di_tradfri.add_callback(
-            devices.tradfri_light.KEY_OUTPUT_0, None, self.gui_switch_feedback_bed_light_di)
-        self.bed_light_di_tradfri.add_callback(
-            devices.tradfri_light.KEY_BRIGHTNESS, None, self.set_gui_brightness_bed_light_di)
-        self.gui_brightness_bed_light_di.add_callback(
-            devices.nodered_gui.KEY_BRIGHTNESS, None, self.set_brightness_bed_light_di)
-
-    def gui_switch_command_bed_light_di(self, device, key, data):
-        logger.info("Switching \"%s\" bed light dirk: %s", type(self).__name__, str(data))
-        self.bed_light_di_tradfri.set_output_0(data)
-
-    def gui_switch_feedback_bed_light_di(self, device, key, data):
-        self.gui_switch_bed_light_di.set_feedback(data)
-        self.gui_brightness_bed_light_di.enable(data)
-        if data is False:
-            self.gui_brightness_bed_light_di.set_feedback(0)
-        else:
-            self.gui_brightness_bed_light_di.set_feedback(self.bed_light_di_tradfri.brightness)
-
-    def set_gui_brightness_bed_light_di(self, device, key, data):
-        self.gui_brightness_bed_light_di.set_feedback(data)
-
-    def set_brightness_bed_light_di(self, device, key, data):
-        logger.info("Setting brightness \"%s\" bed light dirk: %.1f", type(self).__name__, data)
-        self.bed_light_di_tradfri.set_brightness(data)
-
-    def toggle_bed_light_di(self, device, key, data):
-        logger.info("Toggeling \"%s\" bed light dirk", type(self).__name__)
-        self.bed_light_di_tradfri.set_output_0("toggle")
-
-    # fade
-    def init_fade_function(self):
-        self.main_light_shelly.add_callback(devices.shelly.KEY_OUTPUT_0, None, self.state_machine_last_activated_device)
-        self.bed_light_di_tradfri.add_callback(devices.tradfri_light.KEY_OUTPUT_0,
-                                               None, self.state_machine_last_activated_device)
-        #
-        self.last_activated_device = None
-
     def state_machine_last_activated_device(self, device, topic, data):
         if data is True:
             self.last_activated_device = device.topic
@@ -149,10 +105,8 @@ class first_floor_east_sleep_madi(room_shelly_tradfri_light):
                 self.last_activated_device = self.main_light_shelly.topic
             else:
                 self.last_activated_device = None
-        self.mqtt_client.send("gui/ffe_led_main_light_sleep/set",
-                              json.dumps(self.last_activated_device == self.main_light_shelly.topic))
-        self.mqtt_client.send("gui/ffe_led_bed_light_sleep_di/set",
-                              json.dumps(self.last_activated_device == self.bed_light_di_tradfri.topic))
+        self.gui_led_active_device.set_led(devices.nodered_gui_leds.KEY_LED_0, self.last_activated_device == self.main_light_shelly.topic)
+        self.gui_led_active_device.set_led(devices.nodered_gui_leds.KEY_LED_1, self.last_activated_device == self.bed_light_di_tradfri.topic)
 
     def fade_light(self, device, topic, data):
         if self.last_activated_device == self.main_light_shelly.topic:
@@ -175,45 +129,40 @@ class first_floor_east_sleep_madi(room_shelly_tradfri_light):
 class first_floor_east_living(room_shelly_tradfri_light):
     def __init__(self, mqtt_client):
         # http://shelly1l-3C6105E3F910
-        super().__init__(mqtt_client, "shellies/livingroom", "gui/ffe_sw_livingroom",
-                         "zigbee_og_e/light/livingroom", "gui/ffe_br_livingroom", "gui/ffe_ct_livingroom")
+        super().__init__(mqtt_client, "shellies/livingroom", "gui/ffe/livingroom/main_light/switch",
+                         "zigbee_og_e/light/livingroom", "gui/ffe/livingroom/main_light/br_ct")
         for i in range(1, 7):
-            setattr(self, 'floorlamp_tradfri_%d' % i,
-                    devices.tradfri_light(mqtt_client, topic="zigbee_og_e/light/living_floorlamp_%d" % i))
+            setattr(self, 'floorlamp_tradfri_%d' % i, devices.tradfri_light(mqtt_client, topic="zigbee_og_e/light/living_floorlamp_%d" % i))
+        #
         if config.CHRISTMAS:
             self.powerplug_xmas_tree = devices.silvercrest_powerplug(mqtt_client, "zigbee_og_e/powerplug/xmas-tree")
             self.powerplug_xmas_star = devices.silvercrest_powerplug(mqtt_client, "zigbee_og_e/powerplug/xmas-star")
         #
-        self.gui_switch_floorlamp = devices.nodered_gui(mqtt_client, topic="gui/ffe_sw_living_floorlamp")
-        self.gui_brightness_floorlamp = devices.nodered_gui(mqtt_client, "gui/ffe_br_livingroom_floorlamp")
-        self.gui_brightness_floorlamp.enable(False)
-        self.gui_brightness_floorlamp.set_feedback(0)
-        self.gui_color_temp_floorlamp = devices.nodered_gui(mqtt_client, "gui/ffe_ct_livingroom_floorlamp")
-        self.gui_color_temp_floorlamp.enable(False)
-        self.gui_color_temp_floorlamp.set_feedback(0)
+        self.gui_switch_floorlamp = devices.nodered_gui_switch(mqtt_client, topic="gui/ffe/livingroom/floorlamp/switch")
+        self.gui_br_ct_floorlamp = devices.nodered_gui_brightness_color_temp(mqtt_client, "gui/ffe/livingroom/floorlamp/br_ct")
         #
         if config.CHRISTMAS:
-            self.gui_switch_xmas_tree = devices.nodered_gui(mqtt_client, "gui/ffe_sw_livingroom_xmas_tree")
+            self.gui_switch_xmas_tree = devices.nodered_gui_switch(mqtt_client, "gui/ffe/livingroom/xmas_tree/switch")
         #
         # Callback initialisation
         #
-        self.main_light_shelly.add_callback(devices.shelly.KEY_OUTPUT_0, None, self.floorlamp_synchronisation)
-        self.gui_switch_floorlamp.add_callback(devices.nodered_gui.KEY_STATE, None, self.gui_switch_command_floorlamp)
-        self.floorlamp_tradfri_1.add_callback(
-            devices.tradfri_light.KEY_OUTPUT_0, None, self.gui_switch_feedback_floorlamp)
-        self.floorlamp_tradfri_1.add_callback(
-            devices.tradfri_light.KEY_BRIGHTNESS, None, self.set_gui_brightness_floorlamp)
-        self.floorlamp_tradfri_1.add_callback(
-            devices.tradfri_light.KEY_COLOR_TEMP, None, self.set_gui_color_temp_floorlamp)
-        self.gui_brightness_floorlamp.add_callback(
-            devices.nodered_gui.KEY_BRIGHTNESS, None, self.set_brightness_floorlamp)
-        self.gui_color_temp_floorlamp.add_callback(
-            devices.nodered_gui.KEY_COLOR_TEMP, None, self.set_color_temp_floorlamp)
+
+        # floor lamp
+        for device in self.__floorlamp_devices__():
+            self.main_light_shelly.add_callback(devices.shelly.KEY_OUTPUT_0, None, device.set_output_0_mcb, True)
+            self.gui_switch_floorlamp.add_callback(devices.nodered_gui_switch.KEY_STATE, None, device.set_output_0_mcb)
+            self.gui_br_ct_floorlamp.add_callback(devices.nodered_gui_brightness_color_temp.KEY_BRIGHTNESS, None, device.set_brightness_mcb)
+            self.gui_br_ct_floorlamp.add_callback(devices.nodered_gui_brightness_color_temp.KEY_COLOR_TEMP, None, device.set_color_temp_mcb)
+        self.floorlamp_tradfri_1.add_callback(devices.tradfri_light.KEY_OUTPUT_0, None, self.gui_switch_floorlamp.set_state_mcb)
+        self.floorlamp_tradfri_1.add_callback(devices.tradfri_light.KEY_OUTPUT_0, None, self.gui_br_ct_floorlamp.set_enable_mcb)
+        self.floorlamp_tradfri_1.add_callback(devices.tradfri_light.KEY_BRIGHTNESS, None, self.gui_br_ct_floorlamp.set_brightness_mcb)
+        self.floorlamp_tradfri_1.add_callback(devices.tradfri_light.KEY_COLOR_TEMP, None, self.gui_br_ct_floorlamp.set_color_temp_mcb)
         #
         if config.CHRISTMAS:
-            self.powerplug_xmas_tree.add_callback(
-                devices.silvercrest_powerplug.KEY_OUTPUT_0, None, self.powerplug_xmas_action)
-            self.gui_switch_xmas_tree.add_callback(devices.nodered_gui.KEY_STATE, None, self.gui_switch_command_xmas)
+            self.powerplug_xmas_tree.add_callback(devices.silvercrest_powerplug.KEY_OUTPUT_0, None, self.gui_switch_xmas_tree.set_state_mcb)
+            self.gui_switch_xmas_tree.add_callback(devices.nodered_gui_switch.KEY_STATE, None, self.powerplug_xmas_tree.set_output_0_mcb)
+            #
+            self.powerplug_xmas_tree.add_callback(devices.silvercrest_powerplug.KEY_OUTPUT_0, None, self.powerplug_xmas_star.set_output_0_mcb)
         #
         self.cvi = changed_value_indicator()
 
@@ -221,55 +170,12 @@ class first_floor_east_living(room_shelly_tradfri_light):
         super().all_off(device, key, data)
         for floorlamp in self.__floorlamp_devices__():
             floorlamp.set_output_0(False)
+        if config.CHRISTMAS:
+            self.powerplug_xmas_tree.set_output_0(False)
+            self.powerplug_xmas_star.set_output_0(False)
 
     def __floorlamp_devices__(self):
         rv = []
         for i in range(1, 7):
             rv.append(getattr(self, 'floorlamp_tradfri_%d' % i))
         return rv
-
-    def floorlamp_synchronisation(self, device, key, data):
-        if self.cvi.changed_here(device.topic, key, data) and device.previous_value(key) is not None:
-            logger.info("Syncing \"%s\" floorlamp with main light (%s)", type(self).__name__, str(data))
-            for device in self.__floorlamp_devices__():
-                device.set_output_0(data)
-
-    def gui_switch_command_floorlamp(self, device, key, data):
-        logger.info("Switching \"%s\" floorlamp: %s", type(self).__name__, str(data))
-        for device in self.__floorlamp_devices__():
-            device.set_output_0(data)
-
-    def gui_switch_feedback_floorlamp(self, device, key, data):
-        self.gui_switch_floorlamp.set_feedback(data)
-        self.gui_brightness_floorlamp.enable(data)
-        self.gui_color_temp_floorlamp.enable(data)
-        if data is False:
-            self.gui_brightness_floorlamp.set_feedback(0)
-            self.gui_color_temp_floorlamp.set_feedback(0)
-        else:
-            self.gui_brightness_floorlamp.set_feedback(self.floorlamp_tradfri_1.brightness)
-            self.gui_color_temp_floorlamp.set_feedback(self.floorlamp_tradfri_1.color_temp / 10)
-
-    def set_gui_brightness_floorlamp(self, device, key, data):
-        self.gui_brightness_floorlamp.set_feedback(data)
-
-    def set_gui_color_temp_floorlamp(self, device, key, data):
-        self.gui_color_temp_floorlamp.set_feedback(data / 10)
-
-    def set_brightness_floorlamp(self, device, key, data):
-        logger.info("Setting brightness \"%s\" floorlamp: %.1f", type(self).__name__, data)
-        for device in self.__floorlamp_devices__():
-            device.set_brightness(data)
-
-    def set_color_temp_floorlamp(self, device, key, data):
-        logger.info("Setting color_temp \"%s\" floorlamp: %.1f", type(self).__name__, data)
-        for device in self.__floorlamp_devices__():
-            device.set_color_temp(data * 10)
-
-    def powerplug_xmas_action(self, device, key, data):
-        self.gui_switch_xmas_tree.set_feedback(data)
-        self.powerplug_xmas_star.set_output_0(data)
-
-    def gui_switch_command_xmas(self, device, key, data):
-        logger.info("Switching \"%s\" xmas-tree: %s", type(self).__name__, data)
-        self.powerplug_xmas_tree.set_output_0(data)
diff --git a/function/first_floor_west.py b/function/first_floor_west.py
index 0dc4972..44be075 100644
--- a/function/first_floor_west.py
+++ b/function/first_floor_west.py
@@ -15,11 +15,10 @@ logger = logging.getLogger(ROOT_LOGGER_NAME).getChild(__name__)
 class first_floor_west_julian(room_shelly_tradfri_light):
     # http://shelly1l-3C6105E43452
     def __init__(self, mqtt_client):
-        super().__init__(mqtt_client, "shellies/julian", "gui/ffw_sw_julian",
-                         "zigbee_og_e/light/julian", "gui/ffw_br_julian", "gui/ffw_ct_julian")
+        super().__init__(mqtt_client, "shellies/julian", "gui/ffw/julian/main_light/switch", "zigbee_og_e/light/julian", "gui/ffw/julian/main_light/br_ct")
 
 
 class first_floor_west_living(room_shelly):
     # http://shelly1l-84CCA8ACE6A1
     def __init__(self, mqtt_client):
-        super().__init__(mqtt_client, "shellies/living_mika", "gui/ffw_sw_living")
+        super().__init__(mqtt_client, "shellies/living_mika", "gui/ffw/living/main_light/swicht")
diff --git a/function/ground_floor_west.py b/function/ground_floor_west.py
index 1dd858e..ec281dc 100644
--- a/function/ground_floor_west.py
+++ b/function/ground_floor_west.py
@@ -18,32 +18,23 @@ logger = logging.getLogger(ROOT_LOGGER_NAME).getChild(__name__)
 class ground_floor_west_floor(room_shelly_silvercrest_light):
     # https://shelly1l-84CCA8AD1148
     def __init__(self, mqtt_client):
-        super().__init__(mqtt_client, "shellies/floor_eg_w", "gui/gfw_sw_floor",
-                         "zigbee_eg_w/light/floor_eg_w/a", "gui/gfw_br_floor", "gui/gfw_ct_floor")
+        super().__init__(mqtt_client, "shellies/floor_eg_w", "gui/gfw/floor/main_light/switch", "zigbee_eg_w/light/floor_eg_w/a", "gui/gfw/floor/main_light/br_ct")
         #
         # Callback initialisation
         #
         self.main_light_tradfri_2 = devices.tradfri_light(mqtt_client, "zigbee_eg_w/light/floor_eg_w/b")
-        self.main_light_tradfri.add_callback(devices.tradfri_light.KEY_BRIGHTNESS,
-                                             None, self.sync_brightness_main_light)
-        self.main_light_tradfri.add_callback(devices.tradfri_light.KEY_COLOR_TEMP,
-                                             None, self.sync_color_temp_main_light)
+        self.main_light_tradfri.add_callback(devices.tradfri_light.KEY_BRIGHTNESS, None, self.main_light_tradfri_2.set_brightness_mcb)
+        self.main_light_tradfri.add_callback(devices.tradfri_light.KEY_COLOR_TEMP, None, self.main_light_tradfri_2.set_color_temp_mcb)
 
     def send_init_message_main_light(self):
-        return super().send_init_message_main_light()
+        super().send_init_message_main_light()
         self.main_light_tradfri_2.mqtt_client.send(self.main_light_tradfri_2.topic + "/get", '{"state": ""}')
 
-    def sync_brightness_main_light(self, device, key, data):
-        self.main_light_tradfri_2.set_brightness(data)
-
-    def sync_color_temp_main_light(self, device, key, data):
-        self.main_light_tradfri_2.set_color_temp(data)
-
 
 class ground_floor_west_marion(room_shelly):
     # https://shelly1l-E8DB84A1E067
     def __init__(self, mqtt_client):
-        super().__init__(mqtt_client, "shellies/marion", "gui/gfw_sw_marion")
+        super().__init__(mqtt_client, "shellies/marion", "gui/gfw/marion/main_light/switch")
 
 
 class ground_floor_west_dirk(room_shelly_tradfri_light):
@@ -52,6 +43,10 @@ class ground_floor_west_dirk(room_shelly_tradfri_light):
     STATE_ACTIVE_DEVICE_AMPLIFIER = 2
     STATE_ACTIVE_DEVICE_MAX_VALUE = STATE_ACTIVE_DEVICE_AMPLIFIER
     #
+    LED_ACTIVE_DEVICE_MAIN_LIGHT = devices.nodered_gui_leds.KEY_LED_0
+    LED_ACTIVE_DEVICE_DESK_LIGHT = devices.nodered_gui_leds.KEY_LED_1
+    LED_ACTIVE_DEVICE_AMPLIFIER = devices.nodered_gui_leds.KEY_LED_2
+    #
     KEY_POWERPLUG_AMPLIFIER = devices.my_powerplug.KEY_OUTPUT_0
     KEY_POWERPLUG_CD_PLAYER = devices.my_powerplug.KEY_OUTPUT_2
     KEY_POWERPLUG_DESK_LIGHT = devices.my_powerplug.KEY_OUTPUT_1
@@ -60,33 +55,24 @@ class ground_floor_west_dirk(room_shelly_tradfri_light):
     AUDIO_SOURCE_PC = 0
     AUDIO_SOURCE_CD = 1
     AUDIO_SOURCE_RASPI = 2
-    #
-    KEY_SPOTIFY = "hifi/spotify/state"
-    KEY_MPD = "hifi/mpd/state"
 
     # https://shelly1l-3C6105E44F27
     def __init__(self, mqtt_client):
-        super().__init__(mqtt_client, "shellies/dirk", "gui/gfw_sw_dirk",
-                         "zigbee_eg_w/light/dirk", "gui/gfw_br_dirk", "gui/gfw_ct_dirk")
+        super().__init__(mqtt_client, "shellies/dirk", "gui/gfw/dirk/main_light/switch", "zigbee_eg_w/light/dirk", "gui/gfw/dirk/main_light/br_ct")
         #
         self.powerplug_common = devices.my_powerplug(mqtt_client, "powerplug/dirk")
         self.desk_light_tradfri = devices.tradfri_light(mqtt_client, "zigbee_eg_w/light/dirk_desk")
         self.button_tradfri = devices.tradfri_button(mqtt_client, "zigbee_eg_w/input_device/dirk")
         #
-        self.gui_switch_desk_light = devices.nodered_gui(mqtt_client, "gui/gfw_sw_desk_light")
-        self.gui_brightness_desk_light = devices.nodered_gui(mqtt_client, "gui/gfw_br_desk_light")
-        self.gui_brightness_desk_light.enable(False)
-        self.gui_brightness_desk_light.set_feedback(0)
-        self.gui_color_temp_desk_light = devices.nodered_gui(mqtt_client, "gui/gfw_ct_desk_light")
-        self.gui_color_temp_desk_light.enable(False)
-        self.gui_color_temp_desk_light.set_feedback(0)
+        self.gui_switch_desk_light = devices.nodered_gui_switch(mqtt_client, "gui/gfw/dirk/desk_light/switch")
+        self.gui_br_cr_desk_light = devices.nodered_gui_brightness_color_temp(mqtt_client, "gui/gfw/dirk/desk_light/br_ct")
         #
-        self.gui_switch_amplifier = devices.nodered_gui(mqtt_client, "gui/gfw_sw_amplifier")
-        self.gui_switch_cd_player = devices.nodered_gui(mqtt_client, "gui/gfw_sw_cd_player")
-        self.gui_switch_pc_dock = devices.nodered_gui(mqtt_client, "gui/gfw_sw_pc_dock")
+        self.gui_switch_amplifier = devices.nodered_gui_switch(mqtt_client, "gui/gfw/dirk/amplifier/switch")
+        self.gui_switch_cd_player = devices.nodered_gui_switch(mqtt_client, "gui/gfw/dirk/cd_player/switch")
+        self.gui_switch_pc_dock = devices.nodered_gui_switch(mqtt_client, "gui/gfw/dirk/pc_dock/switch")
         #
         self.remote_amplifier = devices.remote(mqtt_client, "hifi/remote/RAS5")
-        self.active_device_state_led = devices.status(mqtt_client, "gui/gfw_active_device_state")
+        self.gui_led_active_device = devices.nodered_gui_leds(mqtt_client, "gui/gfw/dirk/active_device_state/led")
         #
         self.spotify_state = devices.audio_status(mqtt_client, "hifi/spotify")
         self.mpd_state = devices.audio_status(mqtt_client, "hifi/mpd")
@@ -95,75 +81,69 @@ class ground_floor_west_dirk(room_shelly_tradfri_light):
         #
         self.cvi = changed_value_indicator()
         #
-        self.powerplug_common.add_callback(None, None, self.powerplug_gui_feedback_actions)
+        # Callback initialisation
+        #
+
+        # main light
+        self.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION, devices.tradfri_button.ACTION_TOGGLE,
+                                         self.main_light_shelly.toggle_output_0_mcb)
+
+        # desk light
+        # switch
+        self.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION, devices.tradfri_button.ACTION_RIGHT,
+                                         self.powerplug_common.toggle_output_1_mcb)
+        self.gui_switch_desk_light.add_callback(devices.nodered_gui_switch.KEY_STATE, None, self.powerplug_common.set_output_1_mcb)
+        self.powerplug_common.add_callback(self.KEY_POWERPLUG_DESK_LIGHT, None, self.gui_switch_desk_light.set_state_mcb)
+        # brightness and color temp
+        self.gui_br_cr_desk_light.add_callback(devices.nodered_gui_brightness_color_temp.KEY_BRIGHTNESS,
+                                               None, self.desk_light_tradfri.set_brightness_mcb)
+        self.gui_br_cr_desk_light.add_callback(devices.nodered_gui_brightness_color_temp.KEY_COLOR_TEMP,
+                                               None, self.desk_light_tradfri.set_color_temp_mcb)
+        self.powerplug_common.add_callback(self.KEY_POWERPLUG_DESK_LIGHT, None, self.gui_br_cr_desk_light.set_enable_mcb)
+        self.desk_light_tradfri.add_callback(devices.tradfri_light.KEY_BRIGHTNESS, None, self.gui_br_cr_desk_light.set_brightness_mcb)
+        self.desk_light_tradfri.add_callback(devices.tradfri_light.KEY_COLOR_TEMP, None, self.gui_br_cr_desk_light.set_color_temp_mcb)
+
+        # amplifier
+        self.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION, devices.tradfri_button.ACTION_LEFT_LONG,
+                                         self.powerplug_common.toggle_output_0_mcb)
+        self.gui_switch_amplifier.add_callback(devices.nodered_gui_switch.KEY_STATE, None, self.powerplug_common.set_output_0_mcb)
+        self.powerplug_common.add_callback(self.KEY_POWERPLUG_AMPLIFIER, None, self.gui_switch_amplifier.set_state_mcb)
+        # amplifier auto on
         self.powerplug_common.add_callback(self.KEY_POWERPLUG_CD_PLAYER, None, self.cd_amplifier_synchronisation)
         self.spotify_state.add_callback(devices.status.KEY_STATE, None, self.raspi_amplifier_synchronisation)
         self.mpd_state.add_callback(devices.status.KEY_STATE, None, self.raspi_amplifier_synchronisation)
-        #
-        self.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION,
-                                         devices.tradfri_button.ACTION_TOGGLE, self.toggle_main_light)
-        self.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION,
-                                         devices.tradfri_button.ACTION_RIGHT, self.desk_light_switch_action)
-        self.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION,
-                                         devices.tradfri_button.ACTION_LEFT_LONG, self.amplifier_switch_action)
-        self.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION,
-                                         devices.tradfri_button.ACTION_RIGHT_LONG, self.cd_player_switch_action)
-        self.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION,
-                                         devices.tradfri_button.ACTION_LEFT, self.pc_dock_switch_action)
-        self.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION, None, self.brightness_action)
-        #
-        self.gui_switch_desk_light.add_callback(devices.nodered_gui.KEY_STATE, None, self.desk_light_switch_action)
-        self.gui_brightness_desk_light.add_callback(
-            devices.nodered_gui.KEY_BRIGHTNESS, None, self.desk_light_set_action)
-        self.gui_color_temp_desk_light.add_callback(
-            devices.nodered_gui.KEY_COLOR_TEMP, None, self.desk_light_set_action)
-        self.desk_light_tradfri.add_callback(devices.tradfri_light.KEY_BRIGHTNESS,
-                                             None, self.desk_light_set_gui_params_action)
-        self.desk_light_tradfri.add_callback(devices.tradfri_light.KEY_COLOR_TEMP,
-                                             None, self.desk_light_set_gui_params_action)
-        #
-        self.gui_switch_amplifier.add_callback(devices.nodered_gui.KEY_STATE, None, self.amplifier_switch_action)
-        self.gui_switch_cd_player.add_callback(devices.nodered_gui.KEY_STATE, None, self.cd_player_switch_action)
-        self.gui_switch_pc_dock.add_callback(devices.nodered_gui.KEY_STATE, None, self.pc_dock_switch_action)
-        #
-        self.main_light_shelly.add_callback(devices.shelly.KEY_OUTPUT_0, None, self.device_chooser_action)
-        self.powerplug_common.add_callback(None, None, self.device_chooser_action)
-        self.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION,
-                                         devices.tradfri_button.ACTION_BRIGHTNESS_UP, self.choose_next_device)
-        self.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION,
-                                         devices.tradfri_button.ACTION_BRIGHTNESS_DOWN, self.choose_prev_device)
-        #
+        # audio source
         self.powerplug_common.add_callback(self.KEY_POWERPLUG_AMPLIFIER, None, self.audio_source_selector)
         self.powerplug_common.add_callback(self.KEY_POWERPLUG_CD_PLAYER, None, self.audio_source_selector)
         self.spotify_state.add_callback(devices.status.KEY_STATE, None, self.audio_source_selector)
         self.mpd_state.add_callback(devices.status.KEY_STATE, None, self.audio_source_selector)
-        #
-        self.active_device_state = None
-        #
         self.audio_source = self.AUDIO_SOURCE_PC
 
+        # cd player
+        self.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION, devices.tradfri_button.ACTION_RIGHT_LONG,
+                                         self.powerplug_common.toggle_output_2_mcb)
+        self.gui_switch_cd_player.add_callback(devices.nodered_gui_switch.KEY_STATE, None, self.powerplug_common.set_output_2_mcb)
+        self.powerplug_common.add_callback(self.KEY_POWERPLUG_CD_PLAYER, None, self.gui_switch_cd_player.set_state_mcb)
+
+        # pc dock
+        self.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION, devices.tradfri_button.ACTION_LEFT,
+                                         self.powerplug_common.toggle_output_3_mcb)
+        self.gui_switch_pc_dock.add_callback(devices.nodered_gui_switch.KEY_STATE, None, self.powerplug_common.set_output_3_mcb)
+        self.powerplug_common.add_callback(self.KEY_POWERPLUG_PC_DOCK, None, self.gui_switch_pc_dock.set_state_mcb)
+
+        # brightness
+        self.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION, None, self.brightness_action)
+        self.main_light_shelly.add_callback(devices.shelly.KEY_OUTPUT_0, None, self.device_chooser_action)
+        self.powerplug_common.add_callback(None, None, self.device_chooser_action)
+        self.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION, devices.tradfri_button.ACTION_BRIGHTNESS_UP, self.choose_next_device)
+        self.button_tradfri.add_callback(devices.tradfri_button.KEY_ACTION, devices.tradfri_button.ACTION_BRIGHTNESS_DOWN, self.choose_prev_device)
+        self.active_device_state = None
+        self.update_active_device_led()
+
     def all_off(self, device=None, key=None, data=None):
         super().all_off(device, key, data)
         self.powerplug_common.set_output_all(False)
 
-    def powerplug_gui_feedback_actions(self, device, key, data):
-        if key == self.KEY_POWERPLUG_AMPLIFIER:
-            self.gui_switch_amplifier.set_feedback(data)
-        elif key == self.KEY_POWERPLUG_DESK_LIGHT:
-            self.gui_switch_desk_light.set_feedback(data)
-            self.gui_brightness_desk_light.enable(data)
-            self.gui_color_temp_desk_light.enable(data)
-            if not data:
-                self.gui_brightness_desk_light.set_feedback(0)
-                self.gui_color_temp_desk_light.set_feedback(0)
-            else:
-                self.gui_brightness_desk_light.set_feedback(self.desk_light_tradfri.brightness)
-                self.gui_color_temp_desk_light.set_feedback(self.desk_light_tradfri.color_temp / 10)
-        elif key == self.KEY_POWERPLUG_CD_PLAYER:
-            self.gui_switch_cd_player.set_feedback(data)
-        elif key == self.KEY_POWERPLUG_PC_DOCK:
-            self.gui_switch_pc_dock.set_feedback(data)
-
     def cd_amplifier_synchronisation(self, device, key, data):
         if self.cvi.changed_here(device.topic, key, data) and device.previous_value(key) is not None:
             logger.info("Syncing \"%s\" amplifier with cd player: %s", type(self).__name__, data)
@@ -174,73 +154,26 @@ class ground_floor_west_dirk(room_shelly_tradfri_light):
             logger.info("Syncing \"%s\" amplifier with raspi player: %s", type(self).__name__, data)
             self.powerplug_common.set_output(self.KEY_POWERPLUG_AMPLIFIER, data)
 
-    def desk_light_switch_action(self, device, key, data):
-        if device == self.button_tradfri:
-            logger.info("Toggeling \"%s\" desk light to %s", type(self).__name__,
-                        not self.powerplug_common.get(self.KEY_POWERPLUG_DESK_LIGHT))
-            self.powerplug_common.set_output(self.KEY_POWERPLUG_DESK_LIGHT, "toggle")
-        else:
-            logger.info("Setting \"%s\" desk light: %s", type(self).__name__, data)
-            self.powerplug_common.set_output(self.KEY_POWERPLUG_DESK_LIGHT, data)
-
-    def desk_light_set_gui_params_action(self, device, key, data):
-        if key == devices.nodered_gui.KEY_BRIGHTNESS:
-            self.gui_brightness_desk_light.set_feedback(data)
-        elif key == devices.nodered_gui.KEY_COLOR_TEMP:
-            self.gui_color_temp_desk_light.set_feedback(data / 10)
-
-    def desk_light_set_action(self, device, key, data):
-        if key == devices.nodered_gui.KEY_BRIGHTNESS:
-            logger.info("Setting brightness \"%s\" desk light: %s", type(self).__name__, data)
-            self.desk_light_tradfri.set_brightness(data)
-        elif key == devices.nodered_gui.KEY_COLOR_TEMP:
-            logger.info("Setting color_temp \"%s\" desk light: %s", type(self).__name__, data)
-            self.desk_light_tradfri.set_color_temp(data * 10)
-
-    def amplifier_switch_action(self, device, key, data):
-        if device == self.button_tradfri:
-            logger.info("Toggeling \"%s\" amplifier to %s", type(self).__name__,
-                        not self.powerplug_common.get(self.KEY_POWERPLUG_AMPLIFIER))
-            self.powerplug_common.set_output(self.KEY_POWERPLUG_AMPLIFIER, "toggle")
-        else:
-            logger.info("Setting \"%s\" amplifier: %s", type(self).__name__, data)
-            self.powerplug_common.set_output(self.KEY_POWERPLUG_AMPLIFIER, data)
-
-    def cd_player_switch_action(self, device, key, data):
-        if device == self.button_tradfri:
-            logger.info("Toggeling \"%s\" cd_player to %s", type(self).__name__,
-                        not self.powerplug_common.get(self.KEY_POWERPLUG_CD_PLAYER))
-            self.powerplug_common.set_output(self.KEY_POWERPLUG_CD_PLAYER, "toggle")
-        else:
-            logger.info("Setting \"%s\" cd_player: %s", type(self).__name__, data)
-            self.powerplug_common.set_output(self.KEY_POWERPLUG_CD_PLAYER, data)
-
-    def pc_dock_switch_action(self, device, key, data):
-        if device == self.button_tradfri:
-            logger.info("Toggeling \"%s\" pc_dock to %s", type(self).__name__,
-                        not self.powerplug_common.get(self.KEY_POWERPLUG_PC_DOCK))
-            self.powerplug_common.set_output(self.KEY_POWERPLUG_PC_DOCK, "toggle")
-        else:
-            logger.info("Setting \"%s\" pc_dock: %s", type(self).__name__, data)
-            self.powerplug_common.set_output(self.KEY_POWERPLUG_PC_DOCK, data)
-
     def device_chooser_action(self, device, key, data):
         if device == self.main_light_shelly:
             if self.cvi.changed_here(device.topic, key, data):
                 if data is True:
                     self.active_device_state = self.STATE_ACTIVE_DEVICE_MAIN_LIGHT
+                    self.update_active_device_led()
                 else:
                     self.choose_next_device()
         elif device == self.powerplug_common and key == self.KEY_POWERPLUG_DESK_LIGHT:
             if self.cvi.changed_here(device.topic, key, data):
                 if data is True:
                     self.active_device_state = self.STATE_ACTIVE_DEVICE_DESK_LIGHT
+                    self.update_active_device_led()
                 else:
                     self.choose_next_device()
         elif device == self.powerplug_common and key == self.KEY_POWERPLUG_AMPLIFIER:
             if self.cvi.changed_here(device.topic, key, data):
                 if data is True:
                     self.active_device_state = self.STATE_ACTIVE_DEVICE_AMPLIFIER
+                    self.update_active_device_led()
                 else:
                     self.choose_next_device()
 
@@ -252,6 +185,11 @@ class ground_floor_west_dirk(room_shelly_tradfri_light):
         elif state == self.STATE_ACTIVE_DEVICE_AMPLIFIER:
             return self.powerplug_common.get(self.KEY_POWERPLUG_AMPLIFIER)
 
+    def update_active_device_led(self):
+        self.gui_led_active_device.set_led(self.LED_ACTIVE_DEVICE_AMPLIFIER, self.active_device_state == self.STATE_ACTIVE_DEVICE_AMPLIFIER)
+        self.gui_led_active_device.set_led(self.LED_ACTIVE_DEVICE_MAIN_LIGHT, self.active_device_state == self.STATE_ACTIVE_DEVICE_MAIN_LIGHT)
+        self.gui_led_active_device.set_led(self.LED_ACTIVE_DEVICE_DESK_LIGHT, self.active_device_state == self.STATE_ACTIVE_DEVICE_DESK_LIGHT)
+
     def choose_prev_device(self, device=None, key=None, data=None):
         if self.active_device_state is not None:
             start_value = self.active_device_state
@@ -259,10 +197,10 @@ class ground_floor_west_dirk(room_shelly_tradfri_light):
                 target_state = (start_value + i + 1) % (self.STATE_ACTIVE_DEVICE_MAX_VALUE + 1)
                 if self.get_activity_state(target_state):
                     self.active_device_state = target_state
-                    for num in range(0, self.STATE_ACTIVE_DEVICE_MAX_VALUE + 1):
-                        self.active_device_state_led.set_state(num, self.active_device_state == num)
+                    self.update_active_device_led()
                     return
         self.active_device_state = None
+        self.update_active_device_led()
 
     def choose_next_device(self, device=None, key=None, data=None):
         if self.active_device_state is not None:
@@ -271,10 +209,10 @@ class ground_floor_west_dirk(room_shelly_tradfri_light):
                 target_state = (start_value - i - 1) % (self.STATE_ACTIVE_DEVICE_MAX_VALUE + 1)
                 if self.get_activity_state(target_state):
                     self.active_device_state = target_state
-                    for num in range(0, self.STATE_ACTIVE_DEVICE_MAX_VALUE + 1):
-                        self.active_device_state_led.set_state(num, self.active_device_state == num)
+                    self.update_active_device_led()
                     return
         self.active_device_state = None
+        self.update_active_device_led()
 
     def brightness_action(self, device, key, data):
         if self.active_device_state is not None:
diff --git a/function/modules.py b/function/modules.py
index 57f1db2..09cc25b 100644
--- a/function/modules.py
+++ b/function/modules.py
@@ -28,14 +28,14 @@ class heating_function_brennenstuhl(object):
         self.heating_valve.add_callback(
             devices.brennenstuhl_heatingvalve.KEY_HEATING_SETPOINT, None, self.heating_setpoint_actions)
 
-        self.gui_value_temp_setp = devices.nodered_gui(mqtt_client, topic_setpoint)
+        self.gui_value_temp_setp = devices.nodered_gui_heatvalve(mqtt_client, topic_setpoint)
         self.gui_value_temp_setp.add_callback(
-            devices.nodered_gui.KEY_HEATING_SETPOINT, None, self.heating_setpoint_actions)
+            devices.nodered_gui_heatvalve.KEY_HEATING_SETPOINT, None, self.heating_setpoint_actions)
 
-        self.gui_button_boost = devices.nodered_gui(mqtt_client, topic_boost)
+        self.gui_button_boost = devices.nodered_gui_heatvalve(mqtt_client, topic_boost)
         self.gui_button_boost.add_callback(None, None, self.boost_actions)
 
-        self.gui_led_boost = devices.nodered_gui(mqtt_client, topic_led)
+        self.gui_led_boost = devices.nodered_gui_heatvalve(mqtt_client, topic_led)
 
         #
         self.return_to_default_timer = None
@@ -71,8 +71,7 @@ class heating_function_brennenstuhl(object):
             self.gui_led_boost.set_feedback(False)
 
     def boost_actions(self, davice, key, data):
-        logger.info('Starting boost mode \"%s\" with setpoint %.1f°C.',
-                    self.topic, self.default_temperature + self.BOOST_TEMP_OFFSET)
+        logger.info('Starting boost mode \"%s\" with setpoint %.1f°C.', self.topic, self.default_temperature + self.BOOST_TEMP_OFFSET)
         self.heating_valve.set_heating_setpoint(self.default_temperature + self.BOOST_TEMP_OFFSET)
 
     def cyclic_task(self, rt):
diff --git a/function/rooms.py b/function/rooms.py
index 647910c..d11982d 100644
--- a/function/rooms.py
+++ b/function/rooms.py
@@ -17,25 +17,22 @@ class room(object):
     def __init__(self, mqtt_client):
         self.mqtt_client = mqtt_client
 
-    def gui_switch_feedback(self, device, key, data):
-        self.gui_switch_main_light.set_feedback(data)
-
 
 class room_shelly(room):
     def __init__(self, mqtt_client, topic_shelly, topic_gui_switch):
         super().__init__(mqtt_client)
         self.main_light_shelly = devices.shelly(mqtt_client, topic=topic_shelly)
         #
-        self.gui_switch_main_light = devices.nodered_gui(mqtt_client, topic=topic_gui_switch)
+        self.gui_switch_main_light = devices.nodered_gui_switch(mqtt_client, topic=topic_gui_switch)
         #
         # Callback initialisation
         #
-        self.gui_switch_main_light.add_callback(devices.nodered_gui.KEY_STATE, None, self.gui_switch_command)
-        self.main_light_shelly.add_callback(devices.shelly.KEY_OUTPUT_0, None, self.gui_switch_feedback)
+        self.gui_switch_main_light.add_callback(devices.nodered_gui_switch.KEY_STATE, None, self.main_light_shelly.set_output_0_mcb)
+        self.main_light_shelly.add_callback(devices.shelly.KEY_OUTPUT_0, None, self.gui_switch_main_light.set_state_mcb)
         #
         self.block_all_off = False
         self.last_flash_data = None
-        self.delayed_task = task.delayed(.25, self.toggle_main_light, None, None, None)
+        self.delayed_task = task.delayed(.25, self.main_light_shelly.toggle_output_0_mcb, None, None, None)
 
     def all_off(self, device=None, key=None, data=None):
         if not self.block_all_off:
@@ -51,85 +48,35 @@ class room_shelly(room):
             self.block_all_off = True
             self.delayed_task.run()
 
-    def gui_switch_command(self, device, key, data):
-        logger.info("Switching \"%s\" main light: %s", type(self).__name__, str(data))
-        self.main_light_shelly.set_output_0(data)
-
-    def toggle_main_light(self, device, key, data):
-        logger.info("Toggeling \"%s\" main light", type(self).__name__)
-        self.main_light_shelly.set_output_0("toggle")
-
     def flash_main_light(self, device, key, data):
         if self.last_flash_data != data and data is True:
             logger.info("Flashing \"%s\" main light", type(self).__name__)
-            self.toggle_main_light(device, key, data)
+            self.main_light_shelly.toggle_output_0_mcb(device, key, data)
             self.delayed_task.run()
         self.last_flash_data = data
 
 
 class room_shelly_tradfri_light(room_shelly):
-    def __init__(self, mqtt_client, topic_shelly, topic_gui_switch, topic_tradfri_light, topic_gui_brightness, topic_gui_color_temp):
+    def __init__(self, mqtt_client, topic_shelly, topic_gui_switch, topic_tradfri_light, topic_gui_br_ct):
         super().__init__(mqtt_client, topic_shelly, topic_gui_switch)
         self.main_light_tradfri = devices.tradfri_light(mqtt_client, topic=topic_tradfri_light)
         #
-        self.gui_brightness_main_light = devices.nodered_gui(mqtt_client, topic=topic_gui_brightness)
-        self.gui_brightness_main_light.enable(False)
-        self.gui_brightness_main_light.set_feedback(0)
-        self.gui_color_temp_main_light = devices.nodered_gui(mqtt_client, topic=topic_gui_color_temp)
-        self.gui_color_temp_main_light.enable(False)
-        self.gui_color_temp_main_light.set_feedback(0)
+        self.gui_br_ct_main_light = devices.nodered_gui_brightness_color_temp(mqtt_client, topic_gui_br_ct)
         #
         # Callback initialisation
         #
-        self.main_light_shelly.add_callback(devices.shelly.KEY_OUTPUT_0, None, self.enable_brightness_n_colortemp)
-        self.main_light_tradfri.add_callback(
-            devices.tradfri_light.KEY_BRIGHTNESS, None, self.set_gui_brightness_main_light)
-        self.main_light_tradfri.add_callback(
-            devices.tradfri_light.KEY_COLOR_TEMP, None, self.set_gui_color_temp_main_light)
-        self.gui_brightness_main_light.add_callback(
-            devices.nodered_gui.KEY_BRIGHTNESS, None, self.set_brightness_main_light)
-        self.gui_color_temp_main_light.add_callback(
-            devices.nodered_gui.KEY_COLOR_TEMP, None, self.set_color_temp_main_light)
-
-    def enable_brightness_n_colortemp(self, devive, key, data):
-        self.gui_brightness_main_light.enable(data)
-        self.gui_color_temp_main_light.enable(data)
-        if data is False:
-            self.gui_brightness_main_light.set_feedback(0)
-            self.gui_color_temp_main_light.set_feedback(0)
-        else:
-            self.gui_brightness_main_light.set_feedback(self.main_light_tradfri.brightness)
-            self.gui_color_temp_main_light.set_feedback(self.main_light_tradfri.color_temp / 10)
-
-    def set_gui_brightness_main_light(self, device, key, data):
-        self.gui_brightness_main_light.set_feedback(data)
-
-    def set_gui_color_temp_main_light(self, device, key, data):
-        self.gui_color_temp_main_light.set_feedback(data / 10)
-
-    def set_brightness_main_light(self, device, key, data):
-        logger.info("Setting brightness \"%s\" main light: %.1f", type(self).__name__, data)
-        self.main_light_tradfri.set_brightness(data)
-
-    def set_color_temp_main_light(self, device, key, data):
-        logger.info("Setting color_temp \"%s\" main light: %.1f", type(self).__name__, data)
-        self.main_light_tradfri.set_color_temp(data * 10)
-
-    def fade_light(self, device, topic, data):
-        if (data == 'brightness_up_hold'):
-            logger.info("Increasing brightness \"%s\" main light", type(self).__name__)
-            self.main_light_tradfri.brightness_inc()
-        elif (data == 'brightness_down_hold'):
-            logger.info("Decreasing brightness \"%s\" main light", type(self).__name__)
-            self.main_light_tradfri.brightness_dec()
-        elif (data.startswith('brightness') and data.endswith('release')):
-            logger.info("Stoping brightness change \"%s\" main light", type(self).__name__)
-            self.main_light_tradfri.brightness_stop()
+        self.main_light_shelly.add_callback(devices.shelly.KEY_OUTPUT_0, None, self.gui_br_ct_main_light.set_enable_mcb)
+        self.main_light_tradfri.add_callback(devices.tradfri_light.KEY_BRIGHTNESS, None, self.gui_br_ct_main_light.set_brightness_mcb)
+        self.main_light_tradfri.add_callback(devices.tradfri_light.KEY_COLOR_TEMP, None, self.gui_br_ct_main_light.set_color_temp_mcb)
+        self.gui_br_ct_main_light.add_callback(devices.nodered_gui_brightness_color_temp.KEY_BRIGHTNESS,
+                                               None, self.main_light_tradfri.set_brightness_mcb)
+        self.gui_br_ct_main_light.add_callback(devices.nodered_gui_brightness_color_temp.KEY_COLOR_TEMP,
+                                               None, self.main_light_tradfri.set_color_temp_mcb)
 
 
 class room_shelly_silvercrest_light(room_shelly_tradfri_light):
-    def __init__(self, mqtt_client, topic_shelly, topic_gui_switch, topic_tradfri_light, topic_gui_brightness, topic_gui_color_temp):
-        super().__init__(mqtt_client, topic_shelly, topic_gui_switch, topic_tradfri_light, topic_gui_brightness, topic_gui_color_temp)
+    def __init__(self, mqtt_client, topic_shelly, topic_gui_switch, topic_tradfri_light, topic_gui_br_ct):
+        super().__init__(mqtt_client, topic_shelly, topic_gui_switch, topic_tradfri_light, topic_gui_br_ct)
         #
         # Callback initialisation
         #
@@ -138,7 +85,7 @@ class room_shelly_silvercrest_light(room_shelly_tradfri_light):
         self.main_light_shelly_last = None
 
     def get_initial_main_light_data(self, device, key, data):
-        if data is True and self.main_light_shelly_last is not True:
+        if data is True and self.main_light_shelly_last != data:
             self.send_init_message_main_light()
         self.main_light_shelly_last = data
 
diff --git a/smart_brain.py b/smart_brain.py
index 6b2a062..71a2c05 100644
--- a/smart_brain.py
+++ b/smart_brain.py
@@ -10,14 +10,12 @@ logger = logging.getLogger(config.APP_NAME)
 
 if __name__ == "__main__":
     if config.DEBUG:
-        report.appLoggingConfigure(None, None, ((config.APP_NAME, logging.DEBUG), ),
-                                   fmt=report.SHORT_FMT, host='localhost', port=19996)
+        report.appLoggingConfigure(None, None, ((config.APP_NAME, logging.DEBUG), ), fmt=report.SHORT_FMT, host='localhost', port=19996)
     else:
-        report.stdoutLoggingConfigure(((config.APP_NAME, logging.INFO),
-                                      (config.APP_NAME+'.devices', logging.WARNING)), report.SHORT_FMT)
+        report.stdoutLoggingConfigure(((config.APP_NAME, logging.INFO), (config.APP_NAME+'.devices', logging.WARNING)), report.SHORT_FMT)
     #
-    mc = mqtt.mqtt_client(host=config.MQTT_SERVER, port=config.MQTT_PORT,
-                          username=config.MQTT_USER, password=config.MQTT_PASSWORD, name=config.APP_NAME)
+    mc = mqtt.mqtt_client(host=config.MQTT_SERVER, port=config.MQTT_PORT, username=config.MQTT_USER,
+                          password=config.MQTT_PASSWORD, name=config.APP_NAME)
 
     func = function.all_functions(mc)