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6 Beams Fence Perimeter Intrusion Detection Waterproof Active Infrared IR Break Beam Sensors Infrared Fence Detector
Waterproof Lens Indicator Photoelectric IR Two Beams Detector Outdoor Sensor Infrared Barrier Detector IR Photocells
Wired Motion Detector Outdoor Beam Infrared Sensor PIR Detectors For Home Burglar Security Alarm System
1xMini Wireless Motion GSM Alert Detection Monitor Infrared Sensor PIR MP Alarm A9