smart home system supplier, Door/window contact sensor near me, Bluguard Wireless Alarm near me, Door / Window Contact malaysia
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Door/window contact sensor alerts you when a door or window is opened or closed. It has a magnet and a sensor that send a wireless signal to a Main Control Unit or mobile app when triggered. They are easy to install, require no wiring, and can be integrated with other smart home devices for a complete security solution.
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