This Heath Zenith Wireless Command, lamp plug-in set adds control to any lamp without wiring. Simply attach the plug-in to a receptacle and plug-in your lamp cord. Choose any Heath Zenith Wireless Command transmitter to operate the plug-in such as a remote control or a motion sensor within 100-Feet. The plug-in alert has an audible alert that sounds when used with a motion sensor. The plug-in controls up to 300-Watt of incandescent lighting only. The lamp plug-in carries a 2 year warranty.