Self-powered wireless switch: no cable, no battery, easy installation, environmental protection and no pollution.safe and waterproof, can be directly installed in a bathroom, used with wet hands, can also control remote lamps and heaters, no fear of electric shock, no worry about rust or moisture on the battery, etc.< /p>Quickly change the position of the switch, create a switch anywhere, such as a remote control, remote control table lamp, etc., very convenient, compatible with any light bulb, such as halogen/incandescent/CFL/fluorescent/LED.The maximum wireless remote control distance is 150 meters, but walls and obstacles will have a impact on distance. Before installation, we recommend testing the distance of the receiver first.What you find in the box: 1 x wireless switch, 1 x receiver.< /p>