Attention couch potatoes, now there's no need to get up from your comfy chair to turn that lamp off. These Remote Control Outlets let you turn lamps and small appliances on and off with the press of a button. Just plug the receiver into any outlet, plug your lamp or appliance into the receiver, and the remote control can turn your item on and off. The remote control even works through walls up to a distance of 80ft. Perfect for older people or those with physical handicaps. Requires one 12v battery for remote and one for each receiver. Each set features own digital code to avoid interfering with any additional wireless remote controllers in the house. Frequency measures 433.92MHz.