Proximity Sensor, Laser Sensor, Photoelectric Sensor manufacturer / supplier in China, offering Luoshida Q31 Laser Diffuse Reflection Sensor 20-300mm Adjustable, Luoshida M18 Laser Diffuse Reflection Sensor 500mm Sensing Range, Luoshida M4 Laser Diffuse Reflection Sensor Angle Type 10-50mm Adjustable and so on.