Feature - APP Remote Control: Support Smart Life APP /Tuya APP.- ZigBee Remote Control: You can easily control the lights in your home by pressing a remote button.* The zigbee remote control needs to work with the tuya zigbee gateway.* zigbee remote control requires corresponding functions to be set in the app.- Voice Control: Compatible with Amazon Alexa, Google Assistant.- Timer Function: You can create schedule according to your personal requirement.- After install this module into the wall box, your original wall manual switch still can work.- Tuya ZigBee Mesh: It has a stable network performance with zigbee 3.0 mesh technology.Please make sure you already have a Tuya ZigBee Hub, it's a must for all the Tuya/Smart Life ZigBee devices.- Restart State: Don't worry about switch still on when power come back. Specifications Input Voltage: 100-250VAC, 50/60HzOutput Voltage: 100-250VAC, 50/60HzMax. Load: 16ADimensions: 46mm*46mm*18mmApp Name: Smart Life or TuyaWireless Protocol: ZigBee 3.0Works with toggle (forth and back) wall switch What's in the box? 1 * ZigBee Relay Module1 * ZigBee Remote1 * ZigBee Wired Gateway1 * Screwdriver1 * Double-sided tape2 * Cables for Wiring1 * User Guide