Main Features: Dimmable Bulb Only, This smart dimmer switch only supprt dimmable LED AND INC. App : lightings of your house via Smart Life app from anywhere at anytime.Voice Control: The wifi dimmer switch works with Alexa and Google Home Assistant to conveniently control the light with simple voice when you are on go.Timing Function: Create schedules to automatically turn the light on with the preset brightness or off at specific times. Perfect to create different mood lights with specified brightness for your daily activities, bedtime or TV time, sunrise or sunset, etc.Stepless Dimming: Adjust the light to a certain percentage by your switch, Smart Life App or voice ; get the right light intensity while watching , reading, wearing makeup, etc. The switch remembers and turns back on to the last light setting when powered off.Group Control: You could set up a group for multiple dimmer switches in the app, then you will be available to turn on/off the lights by one-tap.A Tuya ZigBee hub is a must to the ZigBee smart switch for app and voice control. Also, you can link other Tuya ZigBee products with the hub to realize a complete smart for your house.SPECIFICATION: Shell Material: PC/ Rating: V0Rated Voltage: 100~240V 50/60HzRated Current: 10AMax. Power-1 Gang: LED/INC 150WMax. Power-2 Gang: LED/INC 100W/GangSize: 39.2 x 39.2 x 18mmPhysical Two-way Control: SupportZigBee Standard: IEEE 802.15.4WiFi Standard: IEEE 802.11 b/g 2.4Ghz OnlyOperation Humidity: ≤90%Operation Temperature: -10~40℃App: TuyaSmart/Smart LifeVoice Control: Compatible with Alexa Google Home Yandex Hub Requirement: Tuya ZigBee hub requiredStyle: 2 GangColor: As ShownMaterial: plasticPackage Contents:1 x Smart Dimmer SwitchOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.