Rechargeable 12V 24V 48V 50ah 100ah 200ah 300ah 400ah 500ah Solar Storage Li Ion Lithium LiFePO4 Battery for RV Golf Cart Yacht Marine Motorhome Agv Product Description Parameter of 12V 300AH 400AH 500AH Lifepo4 Battery with Metal Case Product Features Various charging methods AC charging, car charging and solar panel. You can charge anytime, anywhere on any occasion. Ensure a worry-free and happy journey. Reliable automotive-grade lithium battery CTS LiFePO4 battery have exceptional quality since they are manufactured by Automotive Grade LiFePO4 Cells with higher energy density, more stable performance & greater power. Highest-level safety based on ISO9001 for the cell inside the battery and built-in BMS to protect it from overcharge, over-discharge, over current, and short circuit with excellent self-discharge rate. 100% safe, nontoxic, renewable energy. Intelligent battery management system Efficient and intelligent battery management system and all-around intelligent protection to ensure 100% charge and discharge safety during your journey. Real-time monitoring Install the APP on your mobile phone, connect the battery pack through Bluetooth, then check the battery status and data. Company Profile