"" This Aqara intelligent wall switch not only allows the lighting system to be controlled several times, but also with a remote lighting control. You can easily control the same lights from two or more places without new wiring, with this Aqara's light switch. features: Can achieve intelligent control, flexible installation, save money and labor. Please download the "Mi Home" application from Google Play or APP Store. Three-way smart switch. Can be used as door bell, SOS emergency call. Pair with the Mi Multifunctional Hub or the Aqara Air Conditioner Controller to connect other Aqara Wireless Switches for a longer life. Single touch and double touch two types of styles for your choice. Easy and convenient to use. Characteristics: Item Type: Wall Switch Brand: Aqara Selection type: single key, double key (optional) Operating Humidity: 5% ~ 95% RH (non-condensing) Operating temperature: 5 - + 60 Dimension: 86 * 86 * 15.12mm Wireless type: ZigBee Battery life: more than 2 years in a standard environment Package Weight: 180g / 6.34 Ounces Package size: 100 * 100 * 50mm / 3.93 * 3.93 * 1.96inches Note: 1, only works with Mi multi-function hub or Aqara air conditioner controller 2, the functions must be associated with Aqara Light Switch (Zigbee version) or Mi Plug (ZigBee version). Package list: 1 * Aqara switch 1 * sticker 1 * User Manual ""