?PLEASE NOTE?OUR EYES CAN'T SEE THE LIGHT FROM IR LED LIGTH. So if you don't see the light on, that's normal and the backup camera is working normally. The rear view camera matches almost all standard American license plates perfectly. It can be installed at the front or at the back. Generally, it is installed at the back by default. ?High-Quality Material?Made of aluminum, which is more durable and firmer than plastic and has a longer service life. No longer to worry about sun exposure and rain washing. ?IP68 Waterproof and 170° Adjustable Viewing Angle?Back up camera will be protected from strong water flow from any direction, such as rain and car washing. Works well in extreme weather. Adjustable 170° wide viewing angle can help you clearly check hidden blind spots, making parking safer and easier. ?Ultra HD Screen & Accurate Color?The license plate backup camera is designed to eliminate blind spots and avoid obstacles when reversing. Built-in high-sensitivity color CMOS image sensor helps to provide the driver with ultra-high-definition clear pictures and eliminate all blind spots behind the car. ?Upgraded Infrared Light?Newest backup camera with 8 upgraded infrared lights, even in dark environment, it can accurately provide clearer and more comfortable images than ordinary camera, greatly improving the night vision effect.