?Customer Service?AMTIFO A1 vehicle backup camera mirror provide a professional instruction sheet comes in the package. Also: With the 2 years Warranty, free tech support and replacement service; we know you will be pleased with this camera. ?Monitor Function?Back up Camera with 4.3 Inch Mirror screen easy to hooked on vehicle original rear view mirror with Extendable clips. Guide Lines turn on/off through the buttons of the monitor, move the guide lines to right, left, up and down and adjust the line width. Also, it can switch brightness, contrast, saturation, tint, language and reset. ?Multi-function Backing Camera?Truck reverse camera mirror is IP69 waterproof, Switch Rear or front view etc function. Also upgraded rear view mirror backup camera bracket can be hidden under the license plate. ?HD 1080P & Color Night Vision?Rearview mirror backup camera kit is IP69 waterproof, and color HD 1080P backup camera mirror with 150 degree viewing angle and 7 LED lights. With super night vision that matches your vehicle lights, you can see what you need to see, day or night. ?Easy Installation?Simply run the cable to the car rear view mirror backup camera and plug it into the cigarette lighter or use the USB power cord for power. The mirror backup camera simplifies the wired connection and provides a stable and clear image.