Features:Compact, mini size and light weight for easy carrying, installation.App support, free download from website.Wifi control, all the devices (the max. output current 10A ) can be controlled without time and places limitation.Compatible smart phone including for both Android and IOS.Easily add timing function and support time delay function for any devices without a timer.Support voice control, works perfectly with Amazon Alexa, for Google Home and Tmall Genie (these devices are not provided).One press button for turning on/ off before connecting wifi, easy to operate.Device owners can share control of own devices to other app users for controlling smart home with your family and friends, experiencing the smart life together.Equipped with operating indicator lamp, red light for power on, thoughtful design.Several phones can control the same smart switch, and also supports one phone control several different smart switches.Fire resistant ABS shell, safe and long service life.Wide input voltage, be suitable for various area.Supported different languages, like Chinese, English, German, French, Italian, meeting your different needs.Connect the two electricity source (live and neutral wires) to the 2 ports with input mark respectively according to the L and N, and connect the two appliance cables (live and neutral wires) to the 2 ports with output mark respectively according to the L and N.