Comprehensive Battery Protection: Select your battery type with the MODE button, 12V AGM GEL LiFePO4 and Lithium, This solar battery maintainer is compatible with all 12V lead-acid batteries (flooded, gel, AGM, SLA, VRLA, maintenance-free) for boats, cars, RVs, powersports, campers, and deep cycle applications.
High Efficiency: TBER 50W solar panel converts sunlight directly into electricity. It has an excellent conversion rate of 22%-25% with high efficiency monocrystalline solar cells. Suitable for trailer, tractor, truck, boat, motorcycle, RV, car, lawn mower, water pump, gate opener, electric fence, etc.