Generic LED Reverse Backup Radar System and 4 Car Parking Sensors, Black

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. Specifications: Rate voltage: 12V DC Rate current: 50mA - 150mA Detecting distance: 30-250cm Ultrasonic frequency: 40KHz±1kHz Control moudle working temperature: -40 - 80 Celsius degree Items Included: Main Control Box Sound Alert Indicator Parking Sensors with 2.5M Line Hole Saw Power Cable Double Side Sticker User Manual