Indoor wireless wall mounted switch and plug-in receiver. Mount switch anywhere to enhance convenience, safety, and security. Plug lamp into the receiver and the receiver into any outlet. Wall mounted transmitter looks just like a light switch. For use with incandescent and compact fluorescent bulbs. Works up to 100 Ft. away, through walls and around corners. Automatic pairing allows grouping of multiple devices - no more specific channels to worry about. Receiver features a manual on/off with a green backlit LED indicator to show device status. The wall switch transmitter sends a signal to turn lights or appliances on or off. Wall switch transmitter uses (1) 12V battery, included. Battery lasts about a year with normal use. Includes 1 grounded outlet. 15A, 1875W resistive. UL listed. 2.4 In. W. x 2.8 In. H. x 1.6 In. D.