Wattcycle 12V 628Ah Ultra Bluetooth LiFePO4 Deep Cycle Battery with 300A BMS

1. Ultra-level Energy: Great power, great Potential.   - 191Wh/L   - Voltage: 12.8V / Capacity: 628Ah / Energy: 8038.4Wh   - 18.9(L) × 14.25(W) × 9.53(H) inch   - 153.99lbs lightweight 2. Ultra-level Scenario Adaptation: Almost suitable for all scenarios.   - Off-Grid, Marine, RV, UPS, Boat & Fishing, Home Storage 3. Ultra-level 300A BMS: High-power devices working together.   - 3840W Max. continuous output power   - 600A/20s peak overcurrent   - Prevent overload, short circuit and imbalance 4. LiFePO4 EV-A+ Grade Cells: 8,000 cycles  @80%DOD, over 10 years of durable lifespan. 5. Low-temp Cut-off: Automatic shutdown at -4°F to prevent cold damage. 6. Bluetooth 5.0: Real-time monitoring, one-click control and viewing via smartphone. 7. 4S4P: Expandable to 128.6kWh home-level energy storage. 8. IP Rating 65: More reliable for outdoor use in rain and dust. 9. Shock-resistant and Durable: Full aluminum internal frame for longer lifespan. 10. 30% faster Heat Dissipation: Built-in cooli