Backup Camera is a type of video camera that is intended to helping drivers reverse vehicles safely by being attached to the rear of a vehicle.so it’s very important especially for large automobile like RV,bus,drivers in these kind of vehicle are in need of a backup camera to aid in when reversing,There are many options of rear view backup cameras on the market today.it’s kind of hard for a new beginner to pick up a backup camera that ‘s most suitable for their vehicle,there are several criteria to consider before you buy your vehicle backup camera.