However, if there’s no existing tow wiring, the unit must be hardwired into the reverse light wiring. The Smartzone Sensor camera plugs into the existing tow wiring connector at the back of your vehicle, so this model is relatively easy to set up. This camera system helps you to easily align the ball to the trailer without any additional assistance. If you regularly find yourself lining up your hitch with a trailer, then the Hopkins Smart Hitch Back-Up Camera is for you. Also, this unit isn’t meant to be used with larger vehicles and trailers. The two-year warranty is a nice added benefit, especially since there have been reports of occasional reliability issues while underway. These guidelines can be adjusted to suit vehicles of just about every shape and size. When reversing, guidelines will help you back into your space with greater precision. This model features an IP69 waterproof rating and can withstand temperatures up to 149 degrees Fahrenheit. Night vision capabilities are of top quality as well. The lenses are 150-degree wide-angle, giving you one of the widest fields of view on the market. The six-glass lens on the camera and updated chip ensure clear imaging. There’s a transmitter built into the wireless camera that you place at the rear of your vehicle, which sends images to the 5-inch HD LCD screen included in the sale. This model uses a wireless design for easier installation. The DoHonest V25 Wireless Backup Camera has all the high-quality features you could ask for in a backup camera.