camera of the green line control the parking linewhen you cut it it will have the parkking line .the white line control front view or rear view.</br>With High-definition wide viewing angles and good waterproof functionsThis Car Rear Camera is a new and used high quality color camera.</br>Camera Connect the RCA connectors of the monitor with rear-view cameras or car radio.</br>It can do the front view camera and also can do rear view camera the reversing camera of the action is that it can help us to see all the circumstances behind</br>Package including: 1 x Rear View Camera; 1x Power cable(1.5m); 1 x Video cable(6m) ; 1 x English menu</br></br>Product Description</br></br>Installation : 1. adjust the angle that you want and then tighten the back cover to hold it.<br> 2. With the drill bit in the location where you want to install the camera punch<br> then the camera into the back of the back the spring can be caught at the edge<br> (in order to jam the camera drilling smaller than the product)<br> Note: When you have any questions when installing the camera?? please contact us<br> 1.the green line control the parking line <br>2.the white line control front view or rear view . <br>This Color CCD Car Re