1.Automatically starts working as soon as reversing the car.
2.Bi Bi voice warning.
3.Embedded detector sensors which requires installation into your rear bumper.
4.Power output: 4W; Power supply: DC 10-15V / 24V; Work temperature:-40℃-+80℃;
Alarm distance:2m-0.3m; Buzzer volume: 80db; Screen type: Digital tube
You can choose the model with 2, or 4, or 6, or 8 sensors.

5.Flashing sensor,water-proof sensor available,any common colours of the sensor are available.
6.2-8 sensors optional
7.12month warranty