Does your car have a backup radar, but no reversing camera? Or have a reversing camera, but no backup radar? There is a sound alarm, but there is no high-definition video, there is a high-definition video, but there is no sound alarm, if the two are combined into one, how good! The following products, which combine reversing camera and backup radar into one, help drivers to park safely. Feature: 1: You can see the image behind the car. 2: With sound alarm. 3: Digital display obstacle distance. It is a multi-function,backup radar and camera combination product. Better driver aistance. Working principle : 1: Camera 2: Reversing radar 3: Car display When reversing, the camera and sensor, these two signals are input to the control box, and after the control box is proceed, it is finally displayed on the display to aist the driver through pictures, sounds, and numbers. Eversing sensor Sensor is very important, we have been engaged in reversing radar production for 15 years, know how to make a good sensor, our sensor characteristics 1: double Angle detection, vertical and horizontal separation, reduce false alarm, accurate detection. 2: excellent chip, fast detection, more stable. 3. Sensor plane design, more beautiful appearance. HD 155 Degree Sony/MCCD Starlight Night Vision Car Reverse Backup Rear View Camera For Android DVD Car Monitor Features: 1) Using MCCD digital fill image sensor designed for automotive Rear View development design, using digital fill and software technology, clear image in daytime, and clearer at night. 2) Real 155 degree wide viewing angle. 3) -30 to +60 temperature range of application, The factory after the high preure water immersion test and 12 hours on the electrical aging test, multilayer waterproof design, truly high preure washing and immersion . 4) Installed in the Rear handle and the Rear License Plate Light , equipped with self tapping screws . 5) Reversing, the monitoring system automatically start working, you can clearly see the car Rear the situation . Specification: 1. Image Sensor: Sony MCCD 1409 2. TV system: NTSC / PAL Option 3. TV Line : 1000 TV Line 4. Effective Pixels: 1280 x 720 Pixels. 5. Low-light Level Night Vision , 15m visible distance for night . 6. White Balance: Auto 7. Power: DC 12V