CHORTAU B-T13 - Rear Camera Connection Scenarios; Situation 1: No Built-in Reverse System

2 situation you may meet
Situation 1:If your car do NOT have built in reverse system
monitor display screen,need this dash cam reverse
function,please connnect rear cam cable red wire to car
reversing lamp positive terminal.When you reverse car,the
display screen will switch to full screen of rear view.