Dual Pro
Simple, tough, and lithium-ready. The Dual Pro RealPRO RS4 puts four independent 6-amp banks on your boat so every battery gets its own proper charge. Plug it in, walk away, and come back to batteries ready for the water.
Lithium compatible: Yes
*Dual Pro says not all lithium batteries meet the same standards, so check your lithium battery brand with Pro Charging Systems (615-471-5300) before you use it.
Warranty: 2-year manufacturer warranty (per Dual Pro RealPRO series page)