Buzzer Warning Parking Sensor with 8 sensor/BUZZER REVERSING SENSOR

Graded sound and tri-color lamp warning the driver while PARKING or STOP car.---(Different
relative to RD008: 8 sensors total while 2 sensors in Model RD008)
Features: 1)4 front sensors detect the front barrier while STOP car, 4 back sensors detect
the back barrier while PARKING car.
2)Graded tone buzzers and tricolor lamp indicate distance between the car and the
barrier.
4)Sensors can be installed without drilling holes in the car.