Description: 48V 13Ah 18650 Li-ion E-bike  Battery Product No.: HG65AE1003 Cell model:  18650 / 2600mAH / 3.6V Battery Specification: 13s5p / 13000mah / 48V Nominal voltage: 48V Nominal capacity:  13000mAh Charging voltage:  54.6V Charging current: 2600mA Discharge current: 2600mA Maximum discharge current: 6500mA Discharge cut-off voltage: 35.75V   Internal resistance : ≤ 350m Ω Delivery voltage: 48-52V Battery weight: 3.7kg Product size: 390 * 110 * 76mm (max) Operating temperature: Charging temperature: 0-45°C; Discharge temperature: -20-60°C Storage temperature environment: 1 month - 20-60 ° C;  3 months - 20-45 ° C; 12 months - 20-25 ° C    Relative humidity: 65 ± 20% Battery structure: Lithium Battery protection: short circuit protection, overcharge protection, over discharge protection, over current protection, etc Application field: E-bike