No.ItemGeneral ParameterRemark 1Rated CapacityTypical2605mAhStandard discharge(0.2C C5A) after Standard charge Minimum2600mAh 2Nominal Voltage7.4VMean Operation Voltage 3Voltage at end of6.0VDischarge Cut-off Voltage Discharge 4Charging Voltage8.4±0.03V 5Internal Impedance100mΩInternal resistance measured at AC 1KHZ  after 50% charge The measure must uses the new batteries that within one week after shipment and cycles no more than 5 times 6Standard chargeConstant Current 0.2C5ACharge time : Approx 6h Constant Voltage 4.2V 0.01 C5A cut-off 7Standard dischargeConstant current 0.2 C5A end voltage 3.0V 8Fast chargeConstant Current 0.5C5ACharge time : Approx 2.5h Constant Voltage 4.2V 0.01 C5A cut-off 9Fast dischargeConstant current 0.5C5A end voltage 3.0V 10Maximum Continuous Charge Current1 C5A 11Maximum Continuous Discharge Current1C5A 12Operation Temperature RangeCharge: 0~45??60±25%R.H. Bare Cell Discharge: -20~60?? 13Storage Temperature RangeLess than 1 year: -20~25??60±25%R.H. less than 3 months: -20~40??at the shipment state 14Pack  DimensionHighth: max68mmInitial  Dimension Width: max37mm Thickness: max18mm