LED COB Reversing Parking Sensor Kit 4 Sensors Black amio-02281

The parking sensor is a device that supports parking and reversing a car. It works on the sonar principle - it emits ultrasonic waves, which, after reflection from an obstacle, allow you to determine the distance between the car and the obstacle. When reversing, the device correctly recognizes obstacles on the vehicle's path and warns the driver by signaling with a sound. xa0 The LED-COB display has COB diodes that change color depending on the distance to the obstacle and indicates the distance with an accuracy of tenths of a meter. The built-in speaker (buzzer) that warns about the obstacle has 3 volume modes. (high, low, muted) Display size: 10.5 x 1.5 x 3cm Cable length: ~5m xa0 The set includes: 4 black sensors LED display with built-in buzzer 4-sensor central unit hole saw for drilling holes in the bumper. xa0 assembly instructions Full specification: Operating range/sensitivity 0-2.5m Power supply 12V Operating frequency 40KHz Operating temperature -30 ° C - +70 ° C Mounting diameter 22mm