The weather-resistant GE 45131 Choice Alert Wireless Door/Window Sensor provides a layer of security for any door or window inside or outside your home, including gates, cabinets, refrigerators, sheds, and more. Its two-piece magnetic design is easy to install and requires no wiring. The sensor transmits a wireless alert to the Choice Alert Wireless Control Center whenever a door or window is opened or closed. An added bonus, the sensor is powered by a single lithium battery that provides up to 24 months of protection before it needs to be replaced.
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