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Linghhang - DC12-24V Infrared Photocell Beam Sensor Automatic Garage Door Shutter Obstacle Detector Alarm 1 Pair (Transmitter & Receiver)

£10.49
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Overview

Wide Application - Compatible with all door openers. Can be widely used in access control systems, parking lots, defensive walls, doors and windows, balconies, garages, passages and other places. Ideal for installation in security systems in schools, office buildings, hospitals, courtyards and more. Stable Signal Transmission - High power infrared transmitter and receiver. The transmitter produces a reliable and invisible infrared beam up to 65 inches (20 meters). When the infrared beam is interrupted, the relay will switch the signal output. WATERPROOF AND UV PROTECTION - Fully waterproof and dustproof egg-shaped housing, sunlight filtering housing, can work in harsh environments. Easy installation. Reliable Use - Equipped with advanced safety technology, it provides multiple protection and safety. If an obstacle is encountered, the infrared beam of the photocell will automatically stop or reverse the door to protect your safety. and your belongings. EASY INSTALLATION - Install each

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