Wireless Self-Powered Scene Switch: A scene switch to fix on anywhere, no need for wiring or even battery, as a perfect choice at smart home. No need to replace battery frequently with a kinetic energy generator built-in, saving time and electricity. With one simple click, you can control your Tuya smart devices, making smart life easier. One-click operation to realize home automation, starting a customized scene you need for maximum efficiency. Paste or place the scene switch on anywhere in your house or even hold it in your hand, which means anytime and anywhere you need, there is a scene switch to control. Power input:Self-powered, no additional power supply Wireless transmission distance: 15meter indoor (with Tuya Zigbee gateway control distance) Operating environmentTemperature:-10-40 No worry about rewiring trouble, you can use the scene switches to realize double control or even multiple control on one device. Withstand 100,000 Times of Pressing. Comfortable usage experience with durable performance, satisfying your pursuit of smart life. 2/3 Gang for Separate Control: You can set different scenes or devices with different buttons, providing more choices and saving more space . By pressing down the button or operating on App, you can take your home in control with this scene switch. The self-powered scene swithch with high performance and multiple functions, solves the trouble to replace battery and to wire, Be Your Integrated Option. Supports Separate Control of Two Devices, Take an easy control of your home devices by soft click, saving yout time and raising efficiency of your by smart way. Smart Linkage with ZigBee Gateway: As a ZigBee scene switch, it can link with ZigBee Tuya device at your home, at the premise of correct linage with ZigBee gateway. Scene Sw:2Gang Colour:White Material:ABS Size:85x85x12mm Package Contents: 2 * Screws 1 * Straight Screwdriver 1 * Scene Switch 2 * Double-sided Tape 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.