Automatic Door Sensor, Motion Sensor, Safety Sensor manufacturer / supplier in China, offering Modern DC12-30V 24GHz Microwave Sensor for Gate Opener with 4X2 Meters Adjustable, Canbo M-530 Automatic Sliding Door Operator Radar Activation Opening Sensor for Electric Door Opener and Door Closer, High Sensitivity Microwave Start + Infrared Anti-Pinch Sensor for Automatic Sliding Doors and so on.