Parking sensor kit for cars with 4 sensors and LED display1、Convenient to Use: The reversing radars system automatically activates when the vehicle is engaged in reverse gear, ensuring effortless operation. 2、High Accuracy: With a display accuracy of 30-250 centimeters, it provides accurate distance measurement, allowing you to parks with confidence and avoiding collisions. 3、Audible Warning System: The BiBiBi sound alerts gradually increase in frequency as the obstacle gets closer, providing clear and timely warnings. It also supports voice alerts for added convenience. 4、Reliable Quality: Designed with dual CPUs, the reversing radars system offers quick response times and features a self-diagnostic function. It provides alerts for any abnormal conditions, preventing damage to the sensors caused by reverse collisions. 5、Easy Installation: The embedded design of the Reverse Parking Sensor allows for simple installation. It comes with a drill bit, making it easy to create holes in the car bumper. Suitable for all 12 V vehicle available in the market.