Charge 15 ft. Wire Extension KitRecommended for longer boats or vessels with battery separation, the CHARGE Wire Extension Kit connects the CHARGE Power Management Station to the trolling motor battery bank by adding 15 feet of wire. Constructed with rugged mold over insulation and heat shrink butt connectors for maximum durability and corrosion resistance without affecting overall charging performance.This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.