Main Features:   1. Smart Wi-Fi 4 Gang module comes with mini design for 4 switches to suit UK and EU wall switch boxes; compact size allows an easy Installation with no changes to your home decor; turns compatible products into smart ones in seconds; allows independent operation of traditional switch with no interference; suitable for rocker and reset switch both.   2. 4-gang switches supported as the special demand meet and new update; 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 one (for 2-way circuit);Multi-control association is featured as associating any Gang button to your WiFi smart switch in Smart Life App for another intelligent control.   3. Allows for hands-free voice and wireless remote control; compatible with Alexa Echo and Google Home; remotely control your four devices with your smart phone wherever you are, even when you're away from home; memory function with on/off/ remember last status supported in Smart Life Tuya App.    4. Take full control of connected appliances with timers, schedules and countdown (1/5/30 mins, 1 hour, etc.) with the app; share control with family and friends for added convenience.    5. Control with your smart phone via Smart Life/Tuya app without a separate hub; a much easier pairing mode for adding the device with WiFi and Bluetooth connected; includes full 2-year warranty and 60-day refund guarantee for complete satisfaction.      Specification: Wireless protocol: Wi-Fi 2.4GHz;    Operation temperature: -10℃-+40℃;    Case temperature: +80℃ (Max.) Operation range: ≤ 200 mm;    Dims (W x D x H) 52 x 47 x 22.5mm;    IP rating: IP20;    Voltage: 90-250V AC 50/60Hz;    Max current :Total 10A.      Package included:   1/2/3/4 x WiFi Smart Light Switch. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.