Backup Parking Sensor System with Slim LED Display Stealth Edition New Slim display, height = 1.5cm (0.6") Aerodynamic design, three tones color LED display, slim size 4 sensors system, left and right LED indicator with 2 digit display, audible alarm, easy DIY. Brand New from the Power Seller and Maker -  GEARFLAG   This is a new generation parking sensor combining with whole new design of display The display is only 1.5 cm tall with slim design. It would be easily blended into your dashboard, becoming part of the vehicle. The screen will be black until your vehicle is in reverse gear. The three color LED will light up to show the distance. The stealth design of the display with matte paint provides ultimate outlook for your dashboard. The system equipped with new ultrasonic radar sensors. Each sensor sends out radar wave to detect obstacle separately.  This is newly developed sensor with low defective rate manufactured by Gearflag. In simple word, unlike other cheap system, the new sensors can last for longer time and detect more accurately. Newly designed display screen Three color LED to determine three detection zone 4 sensors system (can be spray painted into any color to match your car's color). We have black, white and silver color to choose from. Audible beeping sound: 3 different beeping sound to show 3 different distance zone 22mm sensors (newly developed by Gearflag) Detection range: 1.5m - 0.3m What is in the box LED Display 4 sensors Main control box Hole saw for sensor installation Manual