Nominal Voltage:12.8V Nominal capacity:300AH Nominal energy:3840WH Dimension(L*W*H, MM):520*260*230 Weight:23.4kg Case:Plastic Material:LiFePO4 End of charge voltage(cell):3.75V End of discharge voltage(cell):2.1V Continuous charge current:150A Continuous discharge current:150A Max pulse discharge current:200A Internal resistance:30m