Swift Hitch SH02 Portable Wireless Camera System With BONUS PP01 120V AC to 12V DC Adapter Bundle The first truly portable Ag camera system; anywhere you could use an extra set of eyes to monitor your daily tasks Bonus A/C Adapter value $19.95, can be used for other products with car chargers! Ideal for use around the farm, monitor filling grain bins, auger equipment and hitching of all sorts of farm implements No more in and out of your truck numerous times to hitch up your trailer Now you can hitch up your trailer fast, in 3 easy steps