ProMariner Prosport 6 Battery Charger, 6 Amp, 12V, Fully charge and extend the life of your batteries. Automatically charges, conditions and safely maintains all batteries on board for maximum time on the water During short or long-term storage, prosport automatically reconditions all batteries on board once a month for maximum battery life and performance LED indicators for charging, conditioning and auto maintain modes in addition to AC power and selected battery type Compact and rugged extruded aluminum design, dual in-line DC safety fuses for trolling Motor and house battery banks Pre-wired for easy installation