Nominal Capacity @ 0.3c72 Ah Nominal Voltage3.2v lnternal lmpedance @1 kHzAC 0.6 mQ Weight1.9 kg Life Cycle @ 0.3C,80% DOD2,000 Maximum Charging Current72A Maximum Constant Discharging Current216A Charging Cut-off Voltage3.65 v Discharging Cut-off Voltage2.5 V Qualified for RoHS & CcC with high safety More than 2000 cycles under the designed working conditionAnti-explosion safety valve applied Aluminum shell for better cooling Ceramic membrane technology applied to enhance safetyHigh energy density----121wHrkG High chargeldischarge rates