Description Parameter Voltage: 9DCV-15DCV Rated voltage: 12DCV Power cost: Max 0.5W Respond distance: 0.4m-2.0m Alarm distance: 0m-2.0m Display mode: LED display Sensor diameter: 19mm Install mode: drill Sensor angle: X/Y/60degree Alarm type: Buzzer (Bi Bi…) Alarm volume: 65dB Alarm frequency 1.6-2.0m: 0.5 HZ(slowness)1.1-1.5m: 1 HZ(slowness)0.6-1.0m: 3 HZ(commonly); 0-0.4m: BI. Features 1. Easy to install with screws under license plate. 2. View the distance and direction of the obstacle in the monitor, alarm for three sound or the human voice if less than 0.4 m. 3. Three ultrasonic obstacle detection sensors. 4. 170 degrees of wide angel rear view camera. 5. Low camera lighting, night vision effect is outstanding. 6. When the car is in reverse, reverse light lights up, automatic start radar system. 7. High and clear sound alarm, distance obstacle screen. 8. All kinds of TFT-LCD displays available(Display is not included). 9. Display the distance and image on the screen. 10. Automatically display while reversing. 11. Alarm by three-step Bibi sound. Package Contents 1x 1m Power Cable 1x License Plate Frame Rear view camera 1x 5m video cable 1x Power Cable for Camera 1x Main Control Box 1x Ovens Alarm 2x Sensors(Display is not included) 1 x 1m Power Cable