Perfectly fit your car with universal hole saw. With a drill head, convenient to drill hole on the bumper of the car. Beep sound warning will be more frequent when distance is getting closer. Prevent future dangerous and costly collisions. Easy to install, with full detailed English manual. Multi Color to Select (Black/Red/Grey/White/Fiat Red/Champagne/Blue). 4 x Weather Proof Sensors + LED Distance Display. High Quality and 3 Year Warranty