Proximity Sensor, Photoelectric Sensor, Vehicle Loop Detector manufacturer / supplier in China, offering CE Approved 12-24V Mirror Reflector Optical Photoelectric Sensor Switch for Industry Doors and Automatic Gates, CE Approved 12-24V Photoeye Reflective Photo Sensor Photoelectric Switch for Electric Rolling Shutter Door, Factory Price 12-24V Reflective Photo Sensor for Electric Rolling Shutter Door and so on.