Perfectly fit your car with universal hole saw. With a drill head?? convenient to drill hole on the bumper of the car.</br>Beep sound warning will be more frequent when distance is getting closer. Prevent future dangerous and costly collisions.</br>Easy to install?? with full detailed English manual.</br>Multi Color to Select (Black/Red/Grey/White/Fiat Red/Champagne/Blue). 4 x Weather Proof Sensors + LED Distance Display.</br>High Quality and 3 Year Warranty</br></br>Product Description</br></br><p>This Car Reverse Backup Radar System consists of 4 Ultrasonic sensors?? digital control box?? and LED display?? making the job of parking any vehicle much easier. It auto detects the distance between the car and back obstruction through the sensors installed at the rear bumper of the car. It helps to avoid the dangerous and costly collisions that occur so easily behind the wheel.<></p> <p><strong>Other Features:</strong><br> - With a drill head