DC12V Infrared Photocell Beam Sensor Automatic Gate Door Garage Shutter Barrier Detector for Door Window Burglar Alarm System Sliding Gate Opener Accessory 24V 1 Pair(Transmitter and Receiver) - Product Features
Wide Application -- Works for all gate openers. Can be widely used for access control system, parking lot, defence wall, door and window, balcony, garage, passage and other places. Great to be installed for security system in school, office building, hosi
Stable Signal Transmission -- High-power infrared transmitter & receiver. The transmitter creates a reliable and invisible infrared beam up to 65in (20m). When interrupt the infrared beam, the relay will output switch signal.
Waterproof & UV Proof -- Fully-sealed waterproof and dustproof egg shaped cover, sunlight-filtering case, enables it to work in harsh environment. Easy installation.
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