ITEM NAME:Alarm Detector Infrared Beam Sensor Barrier For Gates, Doors, Windows Protect 3C.â—†The detector will automatically increase the sensitivity when encountering dense fog or bad weather (AGC circuit). â—†Alarm linkage: Yes. â—†Induction speed: 30ms. Product size: 7.8 5 3.0cm. â—†Shell material: PC.
