Features:? Upgrade Digital Wireless System? 100% No Interference, Wireless Signal Can Stay Smooth and Clear Even Car Speeds Up To 110 mile. The Digital wireless module Built-in the Monitor and Camera. It’s also fog resistant with a night vision ability. Wireless Camera Range Over 660 ft in Open Empty Area, We Recommend Use It Under 55 ft Vehicle. Built-in Receiver Monitor? Upgraded Monitor can switch Split/Single screen. Monitor with V1/V2 Input. You can add second wired/wireless camera for Facing/Rear/Side view. The split screen can display images of both cameras at the same time. Installation is easy? Connecting the camera to running light / tail lights for driving&continuous Observation use, connecting the camera to reverse lights for reverse use only.