LCDParking Sensor System of Reliable Quality, can show simulative car in LCD Display: 1. Equipped by waterproof connection sensors 2. Digital LCD showing obstacle distance 3. Alarm by Bi-Bi sound 4. Colorized LCD screen with blue background 5. The simulate vehicle is displayed in the colorized screen 6. 2-8 sensors are available 7. Three step switch with high, low and Off function for buzzer 8. All kinds of sensor colors and styles are available 9. High quality and easy to install. Technical Parameters: Rate voltage 12V Operation voltage range 9-16v Rated current 30-280mA Detecting distance 0-2.5m Working temperature -30 +70 degree Display size 77*16*47mm Ultrasonic Frequency 40HKZ Package Includes: 1xColorfulLCD display monitor 1x Main control box 4x Parking sensor 1x Power cable 1x 22mm drill 1X English manual Optional Sensor Colors: For sample order, optional sensor color is: silver,white,black. These are frequently used colors that we have in stock. After payment on samples, we will send you the default black, if you need other color, please notify us. Thanks! For quantity order, we have multiple sensor colors for option, please contact us for more details.