diff --git a/src/accessories/BaseAccessory.ts b/src/accessories/BaseAccessory.ts
index d295581..61dba5d 100644
--- a/src/accessories/BaseAccessory.ts
+++ b/src/accessories/BaseAccessory.ts
@@ -1,6 +1,14 @@
 import {HomebridgeAccessory, TuyaWebPlatform} from '../platform';
-import {Categories, Logger, WithUUID} from 'homebridge';
-import {Characteristic, CharacteristicGetCallback, CharacteristicValue, Nullable, Service} from 'homebridge';
+import {
+  Categories,
+  Characteristic,
+  CharacteristicGetCallback,
+  CharacteristicValue,
+  Logger,
+  Nullable,
+  Service,
+  WithUUID,
+} from 'homebridge';
 import {TuyaDevice} from '../TuyaWebApi';
 import {PLUGIN_NAME} from '../settings';
 import {inspect} from 'util';
@@ -12,7 +20,7 @@ export type CharacteristicConstructor = WithUUID<{
 type UpdateCallback<DeviceConfig extends TuyaDevice> = (data?: DeviceConfig['data'], callback?: CharacteristicGetCallback) => void
 
 class Cache {
-    private state: Map<CharacteristicConstructor, {validUntil: number, value: Nullable<CharacteristicValue>}> = new Map();
+    private state: Map<CharacteristicConstructor, { validUntil: number, value: Nullable<CharacteristicValue> }> = new Map();
     private _valid = false;
 
     public get valid(): boolean {
@@ -34,7 +42,7 @@ class Cache {
 
     public get(char: CharacteristicConstructor): Nullable<CharacteristicValue> {
       const cache = this.state.get(char);
-      if(!this._valid || !cache || cache.validUntil < Cache.getCurrentEpoch()) {
+      if (!this._valid || !cache || cache.validUntil < Cache.getCurrentEpoch()) {
         return null;
       }
       return cache.value;
@@ -88,18 +96,21 @@ export abstract class BaseAccessory<DeviceConfig extends TuyaDevice = TuyaDevice
         }
         this.log.info(
           'Existing Accessory found [Name: %s] [Tuya ID: %s] [HomeBridge ID: %s]',
-          homebridgeAccessory.displayName,
-          homebridgeAccessory.context.deviceId,
-          homebridgeAccessory.UUID);
+          this.homebridgeAccessory.displayName,
+          this.homebridgeAccessory.context.deviceId,
+          this.homebridgeAccessory.UUID);
         this.homebridgeAccessory.displayName = this.deviceConfig.name;
       } else {
-        this.log.info('Creating New Accessory %s', this.deviceConfig.id);
         this.homebridgeAccessory = new this.platform.platformAccessory(
           this.deviceConfig.name,
           this.platform.generateUUID(this.deviceConfig.id),
           categoryType);
         this.homebridgeAccessory.context.deviceId = this.deviceConfig.id;
         this.homebridgeAccessory.controller = this;
+        this.log.info('Created new Accessory [Name: %s] [Tuya ID: %s] [HomeBridge ID: %s]',
+          this.homebridgeAccessory.displayName,
+          this.homebridgeAccessory.context.deviceId,
+          this.homebridgeAccessory.UUID);
         this.platform.registerPlatformAccessory(this.homebridgeAccessory);
       }
 
@@ -164,8 +175,8 @@ export abstract class BaseAccessory<DeviceConfig extends TuyaDevice = TuyaDevice
     }
 
     private updateState(data: DeviceConfig['data']): void {
-      for(const [, callback] of this.updateCallbackList) {
-        if(callback !== null) {
+      for (const [, callback] of this.updateCallbackList) {
+        if (callback !== null) {
           callback(data);
         }
       }
diff --git a/src/accessories/FanAccessory.ts b/src/accessories/FanAccessory.ts
index 176aea1..b7d8418 100644
--- a/src/accessories/FanAccessory.ts
+++ b/src/accessories/FanAccessory.ts
@@ -2,7 +2,7 @@ import {BaseAccessory} from './BaseAccessory';
 import {TuyaDevice, TuyaDeviceState} from '../TuyaWebApi';
 import {HomebridgeAccessory, TuyaWebPlatform} from '../platform';
 import {Categories} from 'homebridge';
-import {OnCharacteristic, OnCharacteristicData, RotationSpeedCharacteristic} from './characteristics';
+import {ActiveCharacteristic, OnCharacteristicData, RotationSpeedCharacteristic} from './characteristics';
 
 type FanAccessoryConfig = TuyaDevice & {
     data: TuyaDeviceState & OnCharacteristicData
@@ -16,7 +16,7 @@ export class FanAccessory extends BaseAccessory<FanAccessoryConfig> {
     deviceConfig: FanAccessoryConfig) {
     super(platform, homebridgeAccessory, deviceConfig, Categories.FAN);
 
-    new OnCharacteristic(this as BaseAccessory);
+    new ActiveCharacteristic(this as BaseAccessory);
     new RotationSpeedCharacteristic(this as BaseAccessory);
   }
 }
diff --git a/src/accessories/characteristics/active.ts b/src/accessories/characteristics/active.ts
new file mode 100644
index 0000000..8a27964
--- /dev/null
+++ b/src/accessories/characteristics/active.ts
@@ -0,0 +1,60 @@
+import {TuyaDevice, TuyaDeviceState} from '../../TuyaWebApi';
+import {CharacteristicGetCallback, CharacteristicSetCallback, CharacteristicValue} from 'homebridge';
+import {TuyaWebCharacteristic} from './base';
+import {BaseAccessory} from '../BaseAccessory';
+
+export type ActiveCharacteristicData = { state: boolean | 'true' | 'false' }
+type DeviceWithActiveCharacteristic = TuyaDevice<TuyaDeviceState & ActiveCharacteristicData>
+
+export class ActiveCharacteristic extends TuyaWebCharacteristic {
+    public static Title = 'Characteristic.Active'
+
+    public static HomekitCharacteristic(accessory: BaseAccessory) {
+      return accessory.platform.Characteristic.Active;
+    }
+
+    public static isSupportedByAccessory(accessory): boolean {
+      return accessory.deviceConfig.data.state !== undefined;
+    }
+
+    public getRemoteValue(callback: CharacteristicGetCallback): void {
+      // Retrieve state from cache
+      const cachedState = this.accessory.getCachedState(this.homekitCharacteristic);
+      if (cachedState) {
+        callback(null, cachedState);
+      } else {
+        // Retrieve device state from Tuya Web API
+        this.accessory.platform.tuyaWebApi.getDeviceState<ActiveCharacteristicData>(this.accessory.deviceId).then((data) => {
+          this.debug('[GET] %s', data?.state);
+          this.updateValue(data, callback);
+        }).catch((error) => {
+          this.error('[GET] %s', error.message);
+          this.accessory.invalidateCache();
+          callback(error);
+        });
+      }
+    }
+
+    public setRemoteValue(homekitValue: CharacteristicValue, callback: CharacteristicSetCallback): void {
+      // Set device state in Tuya Web API
+      const value = homekitValue ? 1 : 0;
+
+      this.accessory.platform.tuyaWebApi.setDeviceState(this.accessory.deviceId, 'turnOnOff', {value}).then(() => {
+        this.debug('[SET] %s %s', homekitValue, value);
+        this.accessory.setCachedState(this.homekitCharacteristic, homekitValue);
+        callback();
+      }).catch((error) => {
+        this.error('[SET] %s', error.message);
+        this.accessory.invalidateCache();
+        callback(error);
+      });
+    }
+
+    updateValue(data: DeviceWithActiveCharacteristic['data'] | undefined, callback?: CharacteristicGetCallback): void {
+      if (data?.state !== undefined) {
+        const stateValue = (String(data.state).toLowerCase() === 'true');
+        this.accessory.setCharacteristic(this.homekitCharacteristic, stateValue, !callback);
+        callback && callback(null, stateValue);
+      }
+    }
+}
diff --git a/src/accessories/characteristics/index.ts b/src/accessories/characteristics/index.ts
index 66436b0..7859adc 100644
--- a/src/accessories/characteristics/index.ts
+++ b/src/accessories/characteristics/index.ts
@@ -1,3 +1,4 @@
+export * from './active';
 export * from './brightness';
 export * from './colorTemperature';
 export * from './hue';
diff --git a/src/config.ts b/src/config.ts
new file mode 100644
index 0000000..a228d33
--- /dev/null
+++ b/src/config.ts
@@ -0,0 +1,18 @@
+import {TuyaDeviceType, TuyaPlatform} from './TuyaWebApi';
+import {PlatformConfig} from 'homebridge';
+
+export type TuyaDeviceDefaults = { id: string, device_type: TuyaDeviceType }
+
+type Config = {
+    options?: {
+        username?: string,
+        password?: string,
+        countryCode?: string,
+        platform?: TuyaPlatform,
+        pollingInterval?: number
+    },
+    defaults?: Partial<TuyaDeviceDefaults>[],
+    scenes?: boolean | string[]
+}
+
+export type TuyaWebConfig = PlatformConfig & Config;
diff --git a/src/helpers/DeepPartial.ts b/src/helpers/DeepPartial.ts
deleted file mode 100644
index bc1ff91..0000000
--- a/src/helpers/DeepPartial.ts
+++ /dev/null
@@ -1,3 +0,0 @@
-export type DeepPartial<T> = {
-    [P in keyof T]?: DeepPartial<T[P]>;
-};
diff --git a/src/platform.ts b/src/platform.ts
index 0b8ed69..958cdfc 100644
--- a/src/platform.ts
+++ b/src/platform.ts
@@ -1,15 +1,7 @@
-import {
-  API,
-  Characteristic,
-  DynamicPlatformPlugin,
-  Logger,
-  PlatformAccessory,
-  PlatformConfig,
-  Service,
-} from 'homebridge';
+import {API, Characteristic, DynamicPlatformPlugin, Logger, PlatformAccessory, Service} from 'homebridge';
 
 import {PLATFORM_NAME, PLUGIN_NAME} from './settings';
-import {TuyaDevice, TuyaDeviceType, TuyaDeviceTypes, TuyaPlatform, TuyaPlatforms, TuyaWebApi} from './TuyaWebApi';
+import {TuyaDevice, TuyaDeviceType, TuyaDeviceTypes, TuyaPlatforms, TuyaWebApi} from './TuyaWebApi';
 import {
   BaseAccessory,
   DimmerAccessory,
@@ -19,23 +11,12 @@ import {
   SceneAccessory,
   SwitchAccessory,
 } from './accessories';
-import {DeepPartial} from './helpers/DeepPartial';
+import {TuyaDeviceDefaults, TuyaWebConfig} from './config';
 
 export type HomebridgeAccessory<DeviceConfig extends TuyaDevice> =
     PlatformAccessory
     & { controller?: BaseAccessory<DeviceConfig> }
 
-type Config = {
-    options: {
-        username: string,
-        password: string,
-        countryCode: string,
-        platform: TuyaPlatform,
-        pollingInterval?: number
-    },
-    defaults: { id: string, device_type: TuyaDeviceType }[],
-    scenes: boolean | string[]
-}
 
 /**
  * HomebridgePlatform
@@ -59,7 +40,7 @@ export class TuyaWebPlatform implements DynamicPlatformPlugin {
 
     constructor(
         public readonly log: Logger,
-        public readonly config: PlatformConfig & DeepPartial<Config>,
+        public readonly config: TuyaWebConfig,
         public readonly api: API,
     ) {
       this.log.debug('Finished initializing platform:', this.config.name);
@@ -131,9 +112,10 @@ export class TuyaWebPlatform implements DynamicPlatformPlugin {
     }
 
     // Called from device classes
-    public registerPlatformAccessory(platformAccessory): void {
-      this.log.debug('Register Platform Accessory (%s)', platformAccessory.displayName);
-      this.api.registerPlatformAccessories(PLUGIN_NAME, PLATFORM_NAME, [platformAccessory]);
+    public registerPlatformAccessory(accessory: PlatformAccessory): void {
+      this.log.debug('Register Platform Accessory (%s)', accessory.displayName);
+      this.api.registerPlatformAccessories(PLUGIN_NAME, PLATFORM_NAME, [accessory]);
+      this.accessories.set(accessory.UUID, accessory);
     }
 
     private async refreshDeviceStates(devices?: TuyaDevice[]): Promise<void> {
@@ -218,29 +200,29 @@ export class TuyaWebPlatform implements DynamicPlatformPlugin {
      * @param devices
      * @private
      */
-    private parseDefaultsForDevices(devices: TuyaDevice[]): Array<Config['defaults'][number] & { device: TuyaDevice }> {
+    private parseDefaultsForDevices(devices: TuyaDevice[]): Array<TuyaDeviceDefaults & { device: TuyaDevice }> {
       const defaults = this.config.defaults;
 
       if (!defaults) {
         return [];
       }
 
-      const parsedDefaults: Array<Config['defaults'][number] & { device: TuyaDevice }> = [];
-      for (const configuredDefault of defaults as Config['defaults']) {
+      const parsedDefaults: Array<TuyaDeviceDefaults & { device: TuyaDevice }> = [];
+      for (const configuredDefault of defaults as Partial<TuyaDeviceDefaults>[]) {
         const device = devices.find(device => device.id === configuredDefault.id);
         if (!device) {
           this.log.warn('Added default for id: "%s" which is not a valid device-id.', configuredDefault.id);
           continue;
         }
 
-        if (!TuyaDeviceTypes.includes(configuredDefault.device_type)) {
+        if (configuredDefault.device_type === undefined || !TuyaDeviceTypes.includes(configuredDefault.device_type)) {
           this.log.warn(
             'Added defaults for id: "%s" - device-type "%s" is not a valid device-type.', device.id, configuredDefault.device_type,
           );
           continue;
         }
 
-        parsedDefaults.push({...configuredDefault, device});
+        parsedDefaults.push({...(configuredDefault as TuyaDeviceDefaults), device});
       }
 
       return parsedDefaults;
@@ -256,7 +238,7 @@ export class TuyaWebPlatform implements DynamicPlatformPlugin {
         return [];
       }
 
-      const scenes: {[key: string]: string} = devices.filter(d => d.dev_type === 'scene').reduce((devices, device) => {
+      const scenes: { [key: string]: string } = devices.filter(d => d.dev_type === 'scene').reduce((devices, device) => {
         devices[device.id] = device.name;
         return devices;
       }, {});
@@ -273,7 +255,7 @@ export class TuyaWebPlatform implements DynamicPlatformPlugin {
           continue;
         }
 
-        if(Object.values(scenes).includes(toWhitelistSceneId)) {
+        if (Object.values(scenes).includes(toWhitelistSceneId)) {
           whitelistedSceneIds.push(Object.keys(scenes).find(key => scenes[key] === toWhitelistSceneId)!);
           continue;
         }