Wireless Light Switch Kit which includes 3 gang Wireless Switch and 3x 500W RF + WIFI Non Dimmable Receiver – Simple and quick installation, wireless and battery-free switch, long-range receiver, highly energy efficient Features: Easy to Install: Wireless switch allows you to control any light across the entire house wirelessly. Instantly create a switch at any location without running new wires and tearing walls. Save huge labor and material cost compared with traditional wall light switches. (3M tape provided for easy installation) Two-Way Control: Can use multiple switches to control one receiver & vice versa. Thereby saving you a lot of money on labor costs for wiring Kinetic Energy: The switches are not only wireless but you also do not need to worry about changing batteries ever as the power is generated from kinetic energy Operating Range: Upto 80m outdoors, up to 20m indoors, depending on the number of walls in between and the thickness of the wall IP55 Rated Switches (receivers are not IP Rated) which means can be used outdoors as well in places such as gardens or bathrooms APP Control remotely. Also Voice Control with Alexa and Google Home