| Brand | Unbranded |
|---|---|
| Type | Wired Invisible Barrier Beam IR Alarm Sensor |
| Model | as shown |
Check the listing for details. Invisible Beam Barrier Active Detection Digital Pulse Infrared Sensor 100m Alarm. Condition: New. Listed at 65.12 USD. The Best Beam Detector, Infrared Sensor. High-power infrared receiver tube, low-power process technology. Adjustable of beam interdiction period, to make it more flexible and adaptable. Unique design of the digital filter circuit.