Our high-capacity lithium-ion batteries for the boating industry are built to withstand the harshest conditions. Their waterproof design, low weight, and high safety make these batteries suitable both for leisure as well as professional boating activities. They are suited for powering navigation systems, lights and other electronics onboard so you do not have to worry while enjoying your time on water. Our batteries suit best for sailing, fishing or cruising so that your boating experience is enhanced.