12V 100Ah 200Ah Lithium Battery Deep Cycle LiFePO4 BMS for Solar Off-grid RV. 48V 100Ah LiFePO4 Chemistry: 4x Longer Lifespan vs. Lead-Acid, 4000+ Cycles @80% DoD. Capacity 100Ah. 12V 300AH LiFePO4 Lithium Battery 15000+ Deep Cycle BMS for Solar RV Off-grid.