Size: 484*170*241MM Weight: 49±0.5KG Internal resistance: 3.7 MΩ (FULLY CHARGED BATTERY 25°C) Normal Operating Temperature Range: Charge: 0℃ ~ 40℃; Discharge: -20℃ ~ 55℃; Store: - 20℃ ~ 55℃ Capacity affected by Temperature: 40℃: 105%; 25℃: 100%; 0℃: 86% Capacity: 200Ah Float charging Voltage at 27°C: 13.50V ~ 13.80V Cycle Charging Voltage at 27°C: 14.40V ~ 14.70V Float Voltage Temperature Compensation: 18mv/℃ Cycle Application Temperature Compensation: 30mv/℃