Features: 【Digital Back Up Camera Systems Wireless: Hassel-Free Signal Coverage】Unlike traditional wireless signal, K7 rear view camera transmits in frequency-hopping technology, keeping you connected without interferences and flickers from a coverage up to 33ft. Want more distance coverage? Simply add a free extended antenna. 【Being Simple: 5 Inch Sweet Monitor】Without any logos or extra buttons, the display size is perfect-not too intrusive but big enough. With K7 vehicle backup cameras, you can see what’s happening behind your vehicle in a breeze – backing up, hitching, towing a trailer or camper, etc. – everything is in your eyes. 【Easier Installation: Free up Your Time】 K7 car backup camera wireless is transmitted wirelessly, and no wiring is required between the back up camera and monitor, which is the most troublesome part of installing a rear camera. (*Wireless back up system refers to the transmission between the camera and monitor. You will still need to wire the camera to a power supply.) 【High Compatibility: Universal Rear View Camera】 Want a backup camera for truck? As long as you have a 12V power supply and a cigarette socket! Some features also expand its usefulness, like mirror/normal picture, adjustable camera angle, and adjustable guidelines. You can install this reverse camera on vehicles, like pickups, trucks, cargo vans, trailers, and small classes of RVs. 【Daytime&Nighttime Parking Support】K7 back up camera for truck. rv can work in low illumination of 0.1LUX. It works fairly well in the night vision with semi-bright LED backup lights. No more worries when you are parking on a dark night. Product Description Easy Installation for Money& Time Saving