Sonoff is a WiFi wireless switch that can connect to appliance of different types and brands Sonoff sends data to cloud platform through the Wifi Router, which enables you to remotely control all appliances with the App eWeLink on your smart phone Support status tracking, home appliances status timely feedback to your App Support remotely turn on or off added devices Support max. 8 timing tasks for each added device Support numerous Wifi smart switches one smart phone Easy installation, easy handling and can be activated immediately and stably Max current: 10A Max Wattage: 2200W Humidity: 5%-95% Working temp: ?20-75'C Brand other SKU OT776EL0YRCM0NAFAMZ-54658