PZ451 3 in 1 Car Reversing Smart Camera 1. Enter the R file, the visual radar system will automatically turn on 2. CPU anti-collision technology, anti-strong electromagnetic wave interference 3. Adapt to a wide temperature range, high-definition images, and a wide viewing angle 4. Intelligent fill light correction, heartbeat alarm, work around the clock 5. OSD color reversing ruler line, low light visible 6. All-in-one, universal design, suitable for most models 7. Moisture-proof, moisture-proof, dust-proof and shock-proof, suspended installation, beautiful and generous 8. Adjust the angle: 170 degrees 9. Power: 1w 10. Material: ABS 11. Working voltage: 12v 12. Pixel: 762x504 13. Video signal: RCA 14. Working current: 90mA 15. Detection distance: 0.3-2 meters 16. Alarm volume: 85-105dB 17. Working temperature: -30 to 80 degrees Celsius 18. Product accessories: camera, 6m video cable, power cord, buzzer, mounting screws x 2, manual 19. Size: 20x30x60mm 20. Weight: 250g Instructions for use: 1. External buzzer, when the car enters 1.2 meters away from the obstacle, the buzzer starts to alarm. When the car enters the "R" gear, the reversing light is on and the visual radar system is automatically turned on. 2. When the car enters the obstacle 2 meters, the visual radar system starts to indicate the distance of the obstacle. 3. When the car enters 1.2 meters away from the obstacle, the buzzer starts to alarm. 4. The installation is simple, just plug in the DVD reversing video input interface directly. Precautions: 1. The microelectronic products of this product, please install, operate and use according to the relevant national standards. 2. It is suitable for 12V automobile electrical system and cannot be installed on 24V electrical models. 3. For the continuity between the components, please use the dedicated line provided immediately. 4. During installation, attention should be paid to prevent flattening, piercing, cutting, and extending the connecting wires. 5. Please install and maintain the system when the power is off. 6. Routine maintenance and repair are carried out by the manufacturer or professionals. 7. The product is not connected to the car brake device, and only serves as a parking aid. If a parking accident occurs as a result, the product manufacturer has no obligation to bear legal responsibility