TPMS, Car Reversing Radar, Ultrasonic Sensor manufacturer / supplier in China, offering Serial Port Module Waterproof Transceiver Integrated Distance Measurement Module Can Be Used with Wired Sensor, Matte Black/Glossy Black 58kHz Transceiver Ultrasonic Sensor 14mm Waterproof Ultrasonic Transducer for Underwater Robot, Matte Black/Glossy Black/Gold 48kHz Waterproof Ultrasonic Transducer for Underwater Cleaning Robot and so on.