2Pcs Magnetic Sensors Independent Wireless Home Window Door Entry Burglar Security Alarm System


Super loud 90 dB alarm.Convenience in installation--just peel and stick.Dustproof and insect prevention.Easily mounted by adhesive. Type to window or door. Ideal entry warning for homes, apartments, mobile homes, do rms, offices, hotel rooms, garages, and more!.Magnetic sensor switch detects entry protecting your home or office whether you are in or out



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