diff --git a/devdi b/devdi
index 8f8ace1..118e80f 160000
--- a/devdi
+++ b/devdi
@@ -1 +1 @@
-Subproject commit 8f8ace13c131abf9c4dfb79087fa1c13c76805d2
+Subproject commit 118e80f070072d7ac65531bfdf316baf04901a9a
diff --git a/function/first_floor_west.py b/function/first_floor_west.py
index d874c57..e54976a 100644
--- a/function/first_floor_west.py
+++ b/function/first_floor_west.py
@@ -185,6 +185,8 @@ class first_floor_west_sleep(room):
         self.main_light_tradfri = pd.get(props.STG_ZFW, loc, roo, props.FUN_MAL)
         # heating function
         self.heating_valve = pd.get(props.STG_ZFW, loc, roo, props.FUN_HEA)
+        # window light
+        self.window_light = pd.get(props.STG_ZFW, loc, roo, props.FUN_WIL)
         super().__init__(mqtt_client, pd, vd)
 
         #
@@ -198,6 +200,9 @@ class first_floor_west_sleep(room):
         )
         self.heating_function.add_callback(None, None, set_radiator_data, True)
 
+        # main light
+        self.main_light_shelly.add_callback(self.main_light_shelly.KEY_OUTPUT_0, None, self.window_light.set_output_0_mcb, True)
+
         #
         # Virtual Device Interface
         #
@@ -212,3 +217,10 @@ class first_floor_west_sleep(room):
             mqtt_client, config.TOPIC_FFW_SLEEP_HEATING_VALVE_VIDEV,
             self.heating_function
         )
+        # window lamp
+        self.windowlamp_videv = videv_switch_brightness_color_temp(
+            mqtt_client, config.TOPIC_FFW_SLEEP_WINDOW_LAMP_VIDEV,
+            self.window_light, self.window_light.KEY_OUTPUT_0,
+            self.window_light, self.window_light.KEY_BRIGHTNESS,
+            self.window_light, self.window_light.KEY_COLOR_TEMP
+        )
diff --git a/function/ground_floor_west.py b/function/ground_floor_west.py
index d8372b1..3031644 100644
--- a/function/ground_floor_west.py
+++ b/function/ground_floor_west.py
@@ -68,6 +68,8 @@ class ground_floor_west_marion(room):
         self.main_light_shelly = pd.get(props.STG_SHE, loc, roo, props.FUN_MAL)
         # heating function
         self.heating_valve = pd.get(props.STG_ZGW, loc, roo, props.FUN_HEA)
+        # window light
+        self.window_light = pd.get(props.STG_ZGW, loc, roo, props.FUN_WIL)
         super().__init__(mqtt_client, pd, vd)
 
         #
@@ -81,6 +83,9 @@ class ground_floor_west_marion(room):
         )
         self.heating_function.add_callback(None, None, set_radiator_data, True)
 
+        # main light
+        self.main_light_shelly.add_callback(self.main_light_shelly.KEY_OUTPUT_0, None, self.window_light.set_output_0_mcb, True)
+
         #
         # Virtual Device Interface
         #
@@ -92,6 +97,13 @@ class ground_floor_west_marion(room):
             mqtt_client, config.TOPIC_GFW_MARION_HEATING_VALVE_VIDEV,
             self.heating_function
         )
+        # window lamp
+        self.windowlamp_videv = videv_switch_brightness_color_temp(
+            mqtt_client, config.TOPIC_GFW_MARION_WINDOW_LAMP_VIDEV,
+            self.window_light, self.window_light.KEY_OUTPUT_0,
+            self.window_light, self.window_light.KEY_BRIGHTNESS,
+            self.window_light, self.window_light.KEY_COLOR_TEMP
+        )
 
 
 class ground_floor_west_dirk(room):
diff --git a/topics.py b/topics.py
index 7af6162..6ddac40 100644
--- a/topics.py
+++ b/topics.py
@@ -12,6 +12,7 @@ TOPIC_GFW_FLOOR_MAIN_LIGHT_VIDEV = "videv/gfw/floor/main_light"
 # marion
 TOPIC_GFW_MARION_MAIN_LIGHT_VIDEV = "videv/gfw/marion/main_light"
 TOPIC_GFW_MARION_HEATING_VALVE_VIDEV = "videv/gfw/marion/heating_valve"
+TOPIC_GFW_MARION_WINDOW_LAMP_VIDEV = "videv/gfw/marion/window_light"
 
 # dirk
 TOPIC_GFW_DIRK_MAIN_LIGHT_VIDEV = "videv/gfw/dirk/main_light"
@@ -48,6 +49,7 @@ TOPIC_FFW_LIVINGROOM_HEATING_VALVE_VIDEV = "videv/ffw/livingroom/heating_valve"
 # sleep
 TOPIC_FFW_SLEEP_MAIN_LIGHT_VIDEV = "videv/ffw/sleep/main_light"
 TOPIC_FFW_SLEEP_HEATING_VALVE_VIDEV = "videv/ffw/sleep/heating_valve"
+TOPIC_FFW_SLEEP_WINDOW_LAMP_VIDEV = "videv/ffw/sleep/window_light"
 
 
 # first floor east