Wireless radio frequency remote controls are the easiest way to add switched outlet convenience without wiring or the need for an electrician. Simply plug lamp into the receiver and the receiver into any outlet. A press of the handheld transmitter's button turns whatever is plugged into receiver On or Off. Easy handheld transmitter can be taken anywhere or attached to keys. 240 Watts tungsten load, 120 Volts. 5 Year Warranty. UL Listed Product Dimensions: Receiver: 2.5" x 4" x 2.5", Transmitter: .5" x 3" x 1.5"