Keeping your dual battery system fully charged is easy with a dual battery relay. This comprehensive kit includes a relay, three-position toggle switch, wires and terminals, leaving no guesswork during installation. The three-position toggle switch lets you run one battery, charge the secondary without drawing from it, or use the second battery for power-intensive accessories such as a winch. Keep your Jeep powered up with a dual battery relay. | Rugged Ridge Dual Battery Relay 17265.01