Everything you need to know about your 12-volt system is presented in this program. Boat owners owe it to themselves to gain some basic electrical knowledge, both to correct or prevent malfunctions, and to save money and time by doing installations and maintenance themselves. This program is a "nuts and bolts" primer and is presented in a clear and easy manner. Subjects covered include basic electrical theory, circuits, battery maintenance, basic wiring diagrams, controls, transducers, recharging, marine components, lights, motors, troubleshooting, basic repairs, and installation. 60 min.