This wireless Radio Frequency (RF) control is an easy, convenient way to add switched outlet convenience without any wiring or electrician needed. The invisible RF signal passes through walls, doors, ceilings, floors and even around corners. Simply plug the desired appliance into the receiver and the receiver into any outlet. The transmitter is designed to look just like an actual switch and switchplate and mounts to any surface with the enclosed screws. A press of the transmitters toggle switch turns whatever you have plugged into the receiver on or off - just like a hardwired switch and outlet!