TPMS, Car Reversing Radar, Ultrasonic Sensor manufacturer / supplier in China, offering 350 4Hz Sensor Switch PNP Analog Output Sensor M60 Voltage+ Five-Wires Proximity Switch for Quality Control, Hot Sale Sensor Switch R4 RS485 Sensor for Liquid Level 20-120mm 45Hz Digital Four-Wires Proximity, 20-120mm 45Hz Sensor Switch R4 RS485 Digital Four-Wires Proximity Sensor for Liquid Level and so on.