About this item [High Quality Wireless Parking Radar] This parking radar system is equipped with a high-precision and highly agile ultrasonic sensor*4, a central control box*1 upgraded with new technology, a wireless LED display with buzzer*1 and a cigarette lighter*1. No wiring required between LED display and center control box, very convenience for you to put the display on the front of the car.There is no need for complicated and cumbersome wiring processing of the entire vehicle. [New Technology Upgrade] Support the wireless connection of the center control box and the LED display, free from the trouble of wiring clutter.Don't worry about sudden obstacles. It will not only issue a buzzer warning, but also display the distance data between the vehicle and the obstacle.Upgraded backup car sensor wireless the chipset compared with the traditional version, the response speed is increased by 30% and the measurement range is more accurate. [Easy to Install] The wireless parking sensor kit saves you from the hassle of cluttering and affecting aesthetics, you no longer have to worry about accidentally breaking the connection between the front and rear.The Car Reverse Sensor Kit comes with a 22mm drill bit, which is convenient for you to drill holes in the car bumper.There is no need to buy extra drill bits, which saves time. The kit is super simple to install, and it can be easily installed with the included installation manual. [Reliable Components]4 full weatherproof Parking Sensor, Superior performance+ LED distance display, clear vision and friendly. Don't worry about it being damaged by the rain or the sun. It will always protect you.Supported vehicle types: cars, SUVs, pickups, vans, RVs, etc. (If there are special types of vehicles, please message us for consultation). [Quality Warranty] Car Reverse Sensor Kit made of high-quality materials, excellent design ensures durability and excellent use. 24-hour high-quality customer service support and 3-year warranty.(Note: The screen will only work when reversing.)