Heath/Zenith WC-6071-00 Includes Entry Switch Transmitter and Lamp Plug-In with Alert Receiver Kit, White Wireless entry switch transmitter and lamp plug-in with alert receiver Entry switch turns lights on automatically when entry way opens and turn off when it closes Controls up to 300-Watt incandescent lighting; Transmission range of 100-Feet Plug-in dims up to 5 light levels with any remote or control panel Features LED indicator light and audible alert with adjustable volume