Parking assistant system LED COB 4 sensor silver

Parking assist system is a device that supports parking and reversing the car. It works on the principle of sonar - emits ultrasonic waves that allows us, after reflection from the obstacle, to conclude what is the distance between car and obstacle. At the time of withdrawal device correctly detects obstacles and warns the driver. LED-COB display has cob diodes that change color depending on the distance to the obstacle and indicates the distance with tenths of a meter. Built-in buzzer warning about the obstacle has 3 volume modes. (high, low, muted) Indicator size: 10,5 x 1,5 x 3cm Long of cable: ~5m The set includes 4 silver sensors ø 22 mm LED indicator - Buzzer inside main unit the hole saw to drill holes in the bumper instruction manual Full specification: Range/working sensitivity 0-2,5m Power supply 12V Working frequency 40KHz Work temperature -30 ° C - +70 ° C