The wireless car reversing radar assist automatically detects obstacles behind the car when reversing and turns on and off automatically. LED heart rate display function in crescent shape step by step, audio + digital step by step instructions. Intelligent microcomputer control, precise digital display of obstacle distance, accurate and reliable. <p >Sound + high-brightness LED distance message is not affected by the environment, especially on rainy days and nights. The car reversing sensor has integrated installation, Multi-color configuration, the sensor is refined and compact and easy to install. The wireless car reversing radar assist automatically detects obstacles behind the car when reversing and turns on and off automatically. Crescent-shaped LED heart rate display function step by step, audio + digital step-by-step instructions. Intelligent control by microcomputer, precise digital display of obstacle distance, accurate and reliable. Sound + high-brightness LED distance message is not affected by the environment, especially on days and rainy nights. The car reversing sensor features integrated installation, multi-color configuration, the sensor is refined and compact and easy to install. 1. The shell is new and fashionable, made of new ABS material. 2. Intelligent dual-CPU microcomputer control, derived from military technology, precise and reliable. 3. SMD motherboard, beautiful and neat, the error rate is less than 0.3%. 4. With imported chips, the speed is faster and more accurate. 5. Vibration elimination technology to reduce false alarm rate. Probe (size: 22*20 mm) 1. 22mm concave design, no water accumulation, can avoid false alarms when ultrasonic waves reach the ground. 2. Crystal clear ceramic material, more durable. 3. Anti-interference cable, not disturbed by the original car signal. 4. Beer head design, easier to connect, long service life. 5. Optional waterproof cable, easy to install. 6. The probe adopts integrated installation, multi-color configuration. The probe is exquisite and compact. The parking sensor is composed of sensors, host, screen, voice system, etc. When the car reverses, the reversing radar automatically turns on, the sensor detects the distance between the car and the obstacle and displays the distance on the screen.Information, ease of reversing.