Main Features: Dimmable Bulb Only, This smart dimmer switch only supprt dimmable LED AND INC. App Remote Control: Remote control 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 . Perfect to create different mood lights with specified brightness for your daily activities, 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 remote control 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: V0 Rated Voltage: 100~240V 50/60Hz Rated Current: 10A Max. Power-1 Gang: LED/INC 150W Max. Power-2 Gang: LED/INC 100W/Gang Size: 39.2 x 39.2 x 18mm Physical Two-way Control: Support ZigBee Standard: IEEE 802.15.4 WiFi Standard: IEEE 802.11 b/g 2.4Ghz Only Operation Humidity: 90% Operation Temperature: -10~40 App: TuyaSmart/Smart Life Voice Control: Compatible with Alexa Google Home Yandex Hub Requirement: Tuya ZigBee hub required Style: 1 Gang Color: As Shown Material: plastic Package Contents: 1 x Smart Dimmer Switch Only 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.