TPMS, Car Reversing Radar, Ultrasonic Sensor manufacturer / supplier in China, offering 350-6000mm 4Hz Sensor Switch M60 Voltage+PNP Analog Switch Output Five-Wires Proximity Sensor for Liquid Level, 350-6000mm 4Hz Sensor Switch M60 Current+PNP Analog Switch Output Five-Wires Proximity Sensor for Liquid Level, 350-6000mm 4Hz Sensor Switch M60 RS485 Digital Switch Output Five-Wires Proximity Sensor for Liquid Level and so on.