diff --git a/src/HueColorBulbItem.ts b/src/HueColorBulbItem.ts
index a7211c8..01f60c2 100644
--- a/src/HueColorBulbItem.ts
+++ b/src/HueColorBulbItem.ts
@@ -5,6 +5,9 @@ import { HueColorLightExport, ExportType } from './Export'
 import { HasStateAndFeedbackTopic, HasInTopic } from './AItem'
 
 export class HueColorBulbItem extends AHomegearItem implements HasStateAndFeedbackTopic{
+    private readonly BRIGHT_FACTOR: number = 2.54
+    private readonly HUE_FACTOR: number = (65535 / 360)
+    private readonly SATURATION_FACTOR: number = 2.54
     private bright: number
     private colorTemperature: number
     private hue: number
@@ -25,6 +28,11 @@ export class HueColorBulbItem extends AHomegearItem implements HasStateAndFeedba
     private hueTopic: string
     private saturationTopic: string
     private colorTemperatureTopic: string
+    private stateDeviceTopic: string
+    private brightDeviceTopic: string
+    private colorTemperatureDeviceTopic: string
+    private hueDeviceTopic: string
+    private saturationDeviceTopic: string
 
     getStateTopic() : string {
         return this.stateTopic
@@ -55,12 +63,22 @@ export class HueColorBulbItem extends AHomegearItem implements HasStateAndFeedba
         this.hueActionTopic = `${this.actionTopicPre}/1/HUE`
         this.saturationActionTopic = `${this.actionTopicPre}/1/SATURATION`
         this.colorTemperatureActionTopic = `${this.actionTopicPre}/1/COLOR_TEMPERATURE`
+        this.stateDeviceTopic = `${this.deviceTopicPre}/1/STATE`
+        this.brightDeviceTopic = `${this.deviceTopicPre}/1/FAST_BRIGHTNESS`
+        this.hueDeviceTopic = `${this.deviceTopicPre}/1/HUE`
+        this.saturationDeviceTopic = `${this.deviceTopicPre}/1/SATURATION`
+        this.colorTemperatureDeviceTopic = `${this.deviceTopicPre}/1/COLOR_TEMPERATURE`
         this.subscribeTopics = [
             this.stateTopic,
             this.brightTopic,
             this.colorTemperatureTopic,
             this.hueTopic,
-            this.saturationTopic
+            this.saturationTopic,
+            this.stateDeviceTopic,
+            this.brightDeviceTopic,
+            this.colorTemperatureDeviceTopic,
+            this.hueDeviceTopic,
+            this.saturationDeviceTopic
         ]
         this.state = 'OFF'
         this.bright = 0
@@ -90,26 +108,51 @@ export class HueColorBulbItem extends AHomegearItem implements HasStateAndFeedba
                     mqttHandler.send(this.stateActionTopic, "false")
                 }
                 break
+            case this.stateDeviceTopic:
+                this.state = payload
+                if (payload == "true") {
+                    this.state = "ON"
+                } else {
+                    this.state = "OFF"
+                }
+                mqttHandler.send(this.stateFeedbackTopic, this.state)
+                break
             case this.brightTopic:
                 this.bright = parseFloat(payload)
                 mqttHandler.send(this.brightFeedbackTopic, `${this.bright}`)
-                mqttHandler.send(this.brightActionTopic, `${this.bright * 2.54}`)
+                mqttHandler.send(this.brightActionTopic, `${this.bright * this.BRIGHT_FACTOR}`)
+                break
+            case this.brightDeviceTopic:
+                this.bright = parseFloat(payload) / this.BRIGHT_FACTOR
+                mqttHandler.send(this.brightFeedbackTopic, `${this.bright}`)
                 break
             case this.hueTopic:
                 this.hue = parseFloat(payload)
                 mqttHandler.send(this.hueFeedbackTopic, `${this.hue}`)
-                mqttHandler.send(this.hueActionTopic, `${this.hue * 65535.0 / 360.0}`)
+                mqttHandler.send(this.hueActionTopic, `${this.hue * this.HUE_FACTOR}`)
+                break
+            case this.hueDeviceTopic:
+                this.hue = parseFloat(payload) / this.HUE_FACTOR
+                mqttHandler.send(this.hueFeedbackTopic, `${this.hue}`)
                 break
             case this.saturationTopic:
                 this.saturation = parseFloat(payload)
                 mqttHandler.send(this.saturationFeedbackTopic, `${this.saturation}`)
-                mqttHandler.send(this.saturationActionTopic, `${this.saturation * 2.54}`)
+                mqttHandler.send(this.saturationActionTopic, `${this.saturation * this.SATURATION_FACTOR}`)
+                break
+            case this.saturationDeviceTopic:
+                this.saturation = parseFloat(payload) / this.SATURATION_FACTOR
+                mqttHandler.send(this.saturationFeedbackTopic, `${this.saturation}`)
                 break
             case this.colorTemperatureTopic:
                 this.colorTemperature = parseInt(payload)
                 mqttHandler.send(this.colorTemperatureFeedbackTopic, `${this.colorTemperature}`)
                 mqttHandler.send(this.colorTemperatureActionTopic, `${this.colorTemperature}`)
                 break
+            case this.colorTemperatureDeviceTopic:
+                this.colorTemperature = parseInt(payload)
+                mqttHandler.send(this.colorTemperatureFeedbackTopic, `${this.colorTemperature}`)
+                break
         }
     }
 }