INSTEON Wireless Open/Close Sensor 2843-222

Automatically Control Lighting When Doors or Windows Open and Close  Overview Automatically control lights and appliances when doors open and close Wire standard security sensors to Open/Close Sensor to monitor several doors and windows Battery-operated for easy installation Excellent range - up to 150' from nearest any dual-band device Award-winning INSTEON technology provides superior performance and reliability Essential Info INSTEON Open/Close Sensor is a magnetic contact sensor that wirelessly controls lights and appliances throughout your house. When magnetic contact is broken, such as a door or window being opened, Open/Close Sensor can do things like turn on lights or receive text message alert on your smartphone (requires INSTEON Automation Controller). Gain peace of mind knowing that you'll be alerted when the back door sneaks ajar or the side window slides open. Useful for doors, windows, drawers, sheds, cabinets, and anything else that opens, Open/Close Sensor is a wirele