Specifications: Voltage: 12VTerminal type: M8Nominal capacity: 100Ah at 20-hour discharge to 1.8V per cell at 25°CInternal resistance: 4.8mΩMaximum charging current: 30AMaximum discharge current 1200A (5 seconds)Shelf life: 12 yearsWeight: 31kg(Tolerance ±5.0%)Float charging voltage: 13.5V~13.8V@25°CTemperature compensation: -20mV/°CCyclic charging voltage: 14.4V~15V@25°CTemperature compensation: -30mV/°COperating temperature range:Discharge: -15°C~50°CCharge: 0 ° C ~ 40 ° C Storage: -15 ° C ~ 40 ° C The battery capacity is: - at temperature: 25 ° C - 100% - at temperature: 0 ° C - 80% Shell material: A.B.S. UL94-HB, UL94-V0 Attention! Rechargeable batteries can be stored for up to 6 months at a temperature of 25 ° C, without recharging. The monthly self-discharge rate is less than 3% at 25 ° C. Please charge the batteries before use!