This fully automatic battery maintainer and charger is ideal for personal watercraft, recreational boats, ATVs, tractors, and more. The ProSport 1.5 is an innovative multi-use charger designed for maximum utility. Concealed mounting holes allow the ProSport 1.5 to be installed onboard or be used as a portable charger with rear die-cut foam resting pad. Ring terminal and DC clamp quick-connect cable assemblies included. Marine-grade design is weatherproof, water-resistant to IP65 standards, and can be used in all fresh and saltwater locations. Designed to keep 12-volt batteries fully charged during short or long-term storage periods, ProSport's Energy Saver mode will monitor and auto-maintain a battery when needed to keep a full state of charge. ProSport 1.5 significantly reduces AC Power consumption, lowers operating costs, and maximizes reserve power performance.