How to Buy a Used Travel Trailer. The 12volt Side of Life (Part 1) Introduction One of the best things about an RV is the self-contained power system that allows us to have all the comforts without being plugged into an electric outlet.
This 12 volt system can be a joy or a headache, depending on how you maintain and utilize it. If you ignore basic maintenance, it'll let you down at the worst possible time! Jack and Danielle Mayer.