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NEW switch Wireless 433mhz Door Window Gap Sensor With SOS emergency button For Alarm System Just for our alarm system: we made this kit just for our customers\' extra need Wireless Door Window Gap Detector Sensor 433MHz Door / Window Sensors:These sensors are used to protect the opening of both doors and windows. If a burglar opens the protected door or window, a magnetic switch inside the sensor, will trip, which sets off the security system. Install one at every entrance to make sure your home is protected.Each sensor is supervised (self-checking) for professional reliabilityand offers you choice in design and performance It will work with alarm systems, compatible with most standard security system. Wireless Door/Window Sensor (Gap Detector. There is a SOS button on door sensor)
Product Description Power Supply: CR2032 3V Battery Static Current: ≤20 mA Transmission Current: ≤15mA Transmission Frequency:433MHZ ± 0.5MHZ Transmission Distance:About 30m with one barrier Internal Distance:15 mm Working Condition:Temperature -10 degrees ~ 40 degrees Humidity: ≤ 90% rh Battery Life Time:About 12 months NOTE: due to different Gapsensor from different manufactures, the parameter will be different, so these GAPsensors just for our alarm system. If your alarm system was NOT from us, please do NOT buy. Package Content 2 x WirelessDoor Gap Sensor Thanks for visit our store and welcome next. Installation Guide If you need, you can also contact the police, fire department, hospital or other emergency personnel to come to your home immediately. You can contact child/older to confirm whether they are okay or in need of asistance. 
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