: Shell Material: PC/Flammability Rating: V0 Rated Voltage: 100~240V 50/60Hz Rated Current: 10A Size: 42*42*21mm Physical Two-way Control: Support ZigBee Standard: IEEE 802.15.4 WiFi Standard: IEEE 802.11 b/g/n 2.4Ghz Only Operation Humidity: 90% Operation Temperature: -10~40 App: TuyaSmart/Smart Life Voice Control: Compatible with Alexa Alice Google Home Specifications: Dimmable Bulb OnlyThis smart dimmer switch only supprt dimmable LED AND INC. Please confirm your bulb's specification before placing order. App Remote ControlRemote control lightings of your house via Smart Life app from anywhere at anytime. Voice ControlThe dimmer switch works with Yandex Alice Alexa and Google Home Assistant to conveniently control the light with simple voice command when you are on go. Relay Status SettingNever worry about power failure, you can set this switch to restore the state after power on. Timing FunctionCreate 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 DimmingAdjust the light to a certain percentage by your original switch, Smart Life App or voice command; get the right light intensity while watching movies, reading, wearing makeup, etc. The switch remembers and turns back on to the last light setting when powered off. Group ControlYou 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. WIFI 1 GangBluetooth +WiFi connection,Turn on Bluetooth, the phone will quickly find the device, speed up the connection, and stabilize the connection,.WiFi connection, no gateway required.DIY, the connection method is simple, everyone can DIY the device and turn the non-smart device into a smart device. ZigBee 1 GangTuya ZigBee Hub Required,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 home system for your house Package Included: 1*smart Switch 1*instruction manual