Main Features:  1.Hands-Free Voice Control: Works with amazon alexa and google home to voice control your ceiling fan.  2.Control From Anywhere:Turn on or off your ceiling fan from anywhere and anytime with your phone using the 'Smart life' app (Compatible with Android & iOS). Support speed control, timer control, group control via you smart phone.  3.Adjust the speed freely: Stepless speed regulation to Control the fan speed from 0-100% . You can control it manually,via mobile APP or voice.  4.Timing Function: Take full control of your fan based on the 7-Day schedule timer. You can program it to plan the exact time to turn on/off the fan automatically.  5.Note:Control ceiling fan only;can not control the fan light.  Neutral wire required.     Parameter:  Working voltage: 100V-240V~, 50Hz/60Hz;  Working current: 2A Max (fan load);  Wiring mode: zero live wire;  Load type: within 400W (motor load);  Product material: tempered glass panel + fireproof PC shell;  Size (height * width * thickness): 86mm*86mm*34mm;  Use environment: temperature 0℃~40℃, relative humidity less than 95%;  Wireless standard: ZB;  Color: White/Black.     Package included:  1 x WiFi Fan Switch   2 x Screws  1 x Manual