MA Car Parking Rear Reversing Sensors 4 Sensors Kit Audio Buzzer Alarm LED Display

The radar system turns on automatically when the car engine starts. Beeping alarm prompt step by step, closer the obstacle, more rapid the alarm sound. Three colors green, yellow, red LED lights indicate obstacle distance. Obstacle specific position distance shows on the LCD screen. Double CPU for rapid response. 4 sensors with
2.5 meters lead for the rear