【Wireless Scene Switch】Specially designed for tuya smart devices, users can set various scenes in Tuya/ Smart Life APP to achieve easier control for all tuya smart devices. 【Create Various Smart Scenes】Each button can be set up to 3 different scenes through the APP, such as sleep mode, away mode, home mode, etc. Easy to create various smart scenes to start your intelligent life style. 【Easy Installation】The wireless scene switch can be fixed to anywhere you like via the double-side tape. No wiring needed for simple use. Powered by 1 * CR2430 battery, up to 730 days battery life, low power consumption. 【Compact & Lightweight】Works as a wireless wall switch when attached to the wall, as a remote control when unattached to the wall, very convenient to use and carry due to its compact and lightweight design. Specifications: Color: White/ Black/ Grey(optional) Type: 1 Gang/ 2 Gang/ 3 Gang/ 4 Gang(optional) Communication: Zigbee 802.15.4 Power Supply: CR 2430 button battery Standby Current: 10uA Working Temperature: -10℃ to 45℃ Working Humidity: < 90% RH Item Size: 8.6 * 8.6 * 1.3cm/ 3.4 * 3.4 * 0.5in Packing List: 1 * Scene Switch 2 * Stickers 1 * Users Manual(English) 【Important Note】Tuya ZigBee Hub 3.0 Required(Not Included); Do Not work with Alexa/ Echo/ Google Home. The wireless scene switch can not be used alone without tuya smart devices. 【Wireless Scene Switch】Specially designed for tuya smart devices, users can set various scenes in Tuya/ Smart Life APP to achieve easier control for all tuya smart devices. 【Create Various Smart Scenes】Each button can be set up to 3 different scenes through the APP, such as sleep mode, away mode, home mode, etc. Easy to create various smart scenes to start your intelligent life style. 【Easy Installation】The wireless scene switch can be fixed to anywhere you like via the double-side tape. No wiring needed for simple use. Powered by 1 * CR2430 battery, up to 730 days battery life, low power consumption. 【Compact & Lightweight】Works as a wireless wall switch when attached to the wall, as a remote control when unattached to the wall, very convenient to use and carry due to its compact and lightweight design.