Tuya 3.0 Smart Light Switch Relay Module 1/2/3 Gang Smart Life/Tuya App Control, Works with Alexa Home Yandex Description: 100% Brand New and High Quality! Every device with heavy current can act as a communication relay another heavy current device like socket,switch,thermostat and so on with the range of 20 -30m,performing as a Mesh(ZIGMESH) for highly stable signal network.(Note:This feature is not for light current device and also not ZIGMESH functions featured. ZigBee2MQTT setup available for this device. Update1:Multi-control in a much easier way Update2:RF frequency built-in for RF remote control Update3:Relay status adjustable when power off Update4:New added reset button on the module for easier reset Update5:Newly designed for the compatibility with reset and rocker switch 1.This smart Tuya 3.0 module is designed with 3.0 protocol specially, compatible with Tuya hub(also Smartthings supported) to realize the whole linkage of your house,a really good substitution for unstable -Fi. 3.0 protocol with mini design suits for EU/UK wall switch box ,and easily hide it into your wall switch box of your traditional switch without any influences on your decoration style to make it smart,giving your devices ultimate power on/off smart makeover and convert most any compatible products to smart ones;traditional switch and this smart module can work independently without interference. (Note:This module is suitable for rocker and reset switch.) 2.Can be used as a 1-way or 2-way circuit (2 switches control 1 light); simply connect to 1 of the 2 switches and convert the connected device into a smart (for 2-way circuit);2.Newly designed with RF frequency for RF remote control in another non-interfering mode. 3.Allows for hands-free voice and wireless remote control;support Amazon Alexa Home Yandex voice control and Smart Life and Tuya App control on smart phones with special Tuya 3.0 hub required and connected.;Relay status adjustable when power off. 4.Considering the status of unstable network or no network, 3.0 switch module is really an irreplaceable must to combine with gateway to form a home LAN,NO MORE WORRY about no and weak network,easily get control via connected devices as long as there is stable signal;Allows for more devices connected via than WiFi protocol;Smartthings supported for this switch module specially. 5.New added reset button on the switch module for simpler reset method than before;Take full control of connected appliances with timers, schedules and countdown (1/5/30 mins, 1 hour, etc.) with Smart Life and Tuya App; share control with family and friends for added convenience Specifications: Product type: 2 gang +RF Switch Module Voltage:90-250V Current:10A Wireless Protocol: 3.0 Operation temp.:-10-+40C