ECO-WORTHY 12V 314AH LiFePO4 Lithium Battery Bluetooth with LED Indicator Flame-retardant Shell, 4.02kWh, Built-in 200A BMS, Low-Temp for RV, Off-Grid, Narrow Boat, Home Backup

LED Display Screen: equipped with intelligent LED display screen, can view battery performance and health status in real time, easily track battery level and battery status Remote monitoring: ECO-WORTHY 12V 314AH with built-in Bluetooth allows you to remotely monitor the battery status through the ECO-WORTHY app to ensure timely access to critical information Capacity Expansion: ECO-WORTHY 12V 314Ah Bluetooth LiFePO4 battery stores 4019.2WH of energy and supports flexible expansion up to 4P2S or 2P4S for a total capacity of 30.7kWh. Note: Please use the same brand and model for all connections Built to Last Longer and Safer: Equipped with a unique metal fixing device, it can prevent risks such as battery expansion and short circuit, thereby extending its long-term service life Low-Temp Protection: It is equipped with a 200A BMS and has low temperature protection function, designed specifically for harsh cold environments. When the temperature drops below -7°C (19.4°F), the charging process is automatically cut off to prevent damage to the battery unit, making it ideal for winter RVs, cabins, Camping Compact and Lightweight: 16.3*8.43*10.24inch & 60.4LBS, lighter than other LiFePO4 batteries and 1/3 lighter than lead-acid batteries. Using Grade A battery cells, the lifespan is more than 3 times that of lead-acid batteries. Easy to install and carry, suitable for Narrow Boat, Camping, RV, etc