STEELMATE Kit of 4 rear parking sensors, flush mounted to the bumper

the obstacle, and 4 rear ultrasonic sensors to be mounted inside the bumper with the double-sided adhesive supplied in order to look like the originals of the car manufacturers (which do not protrude outside). It works both when the vehicle is stationary and in motion. Equipped with protrusion exclusion function (eg tow hook or spare wheel), fault detection / signaling and Self Test at each use. Can also be used with only 2 sensors. Punch for bumper drilling supplied. Optional color display with chromatic alert (code PSM6). TECHNICAL DATA: voltage 9-16V DC; input 250 mA; volume buzzer 70 & gt; 90 dB; detection range (rear) 0.3 & gt; 1.5 m; operating temperature -40 ° C & gt; + 85 ° C.