EARYKONG 433MHz PIR Infrared Beam Motion Detector For Home Security GSM WIFI PSTN Alarm System Wired / Wireless Beam Sensor
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1. This wireless beam detector is 10 meter version,
2. this infrared beam not only is a wired detector, also is a 433MHz wireless detector.
3. when the infrared beam is triggered, it will beep alarm, also will send 433MHz wireless signal to your alarm system.
1 x EARYKONG PIR Infrared Beam Motion Detector