Product specifications Voltage: 12.8V Cell type: LiFePO4 Capacity: 30Ah Discharge temperature: -20°C -60°C Total energy: 384Wh Charging temperature: 0°C -55°C Max. continuous discharge current: 20A Storage temperature: -20°C -60°C Max discharge current: 40A(1s) End device type: M6 Standard charging current: 15A Recommended charging voltage: 14.4V-14.6V BMS low voltage protection: 8V Series/Parallel: 4S/5P Net weight: 3.65Kg External dimensions: 1223*95*175mm [10 year lifespan] [Light and Clean Energy] [High Security with BMS] [Wide range of uses] [Warranty].