HRBEENERGY 24V 50Ah LiFePO4 Battery 10000+ Deep Cycle 1280Wh Rechargeable Lithium Ion Battery for RV Solar Marine Boat Golf Cart Trolling Motor, 50A BMS RV Batteries

Charging Methods Battery Charger: 24V(28.4-29.2VV) Solar Panel + MPPT: Recommend ≥ 400W for a sunny day(3-5 hrs) Generator: (use DC to DC charger) No limit to parallel connections Connect in Series: Up to 4 identical batteries for up to 48V Fast Delivery  Local CA or NJ Warehouse 24 hours After service  10 years warranty Rechargeable Lithium Battery for RV Solar Marine Campers Off-grid, Solar/Wind Devices, Back-up Power