Proximity Sensor, Photoelectric Sensor, Vehicle Loop Detector manufacturer / supplier in China, offering Automatic Door Motion Sensor Microwave Radar Switch for Door Activation and Safety Control, PNP NPN IP65 Through Beam Photoelectric Switch Photo Sensor for Turnstile/ Speed Gate and Automatic Doors, PF50 T Series Photoelectric Sensor, Infrared Photocell Sensor for Electric Sliding Gate and so on.