【Extra-Large Capacity】Compared with 12v 300ah lifepo4 battery, the same size, energy density increased to 78wh/lbs; completely say goodbye to the energy trouble, support solar charging, is the ideal choice for outdoor RV and off-grid equipment. 【EVE Grade A+ Security Cells】330AH 12V Lithium Battery adopts EVE Grade A+ Cells high-end battery core, more stable performance, upgraded security, 1.5 times more secure than the same size 300 ah lifepo4 battery 12v, especially the balance of the voltage aspect of the performance is very strong, completely cover all the electrical appliances in the caravan. 【Deep Cycle 8000 & Bluetooth APP】the 12V lithium rv battery Each Cells voltage balancing ability is excellent, balancing the voltage can extend the life of the battery, the number of cycles up to 8000 times or more, the battery life is up to 10 years or more.300ah deep cycle battery 12v can download bluetooth APP can get the real-time battery capacity and status. 【200A BMS & Multi-Protection】12v 330ah lithium rv battery Built-in 200A intelligent BMS battery management system prevents overcharging, over-discharging, overloading, high temp and short-circuit; low-temp protection mechanism, when the temp sensor detects the battery temp is lower than -4°F or higher than 132°F, the BMS will cut off the battery immediately. 【Safety & 5 years after sales】330ah 12 volt lithium battery is UL, IEC tested and CE, RoHS certified to provide you with the highest level of safety.Elefast provides 5 years after-sales service and fast feedback within 24 hours. Please use 14.6V50A lithium battery special charger. UPC 717690263577 Size RV330AH Bluetooth Voltage 12 Volts Brand Name Elefast Item Weight 57.9 Pounds Battery Type Lithium Ion Manufacturer Elefast Included Components Battery Body Manufacturer Part Number 12V_330A Item Dimensions D x W x H 7.4 D x 13.58 W x 9.6 H Compatible with Vehicle Type Golf Cart, RV Manufacturer Warranty Description 5 Year Manufacturer