Specifications:Number of cells: 6Voltage: 12VNominal capacity: 7Ah at 20-hour discharge to 1.7V per cell at 25°CWeight: 2.1kg(Tolerance ±5.0%)Internal resistance: 23mΩTerminal type: F2Maximum discharge current: 105A (5 seconds)Shelf life: 10 yearsMaximum charging current: 2.1AFloat 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 ° CStorage: 0 ° C ~ 40 ° CNormal operating temperature range: 25 ± 3 ° CShell material: A.B.S. UL94-HB, UL94-V0 The GEL battery provides reliable operation under high load and can be stored for up to 6 months at 25 ° C without recharging. Please charge the batteries before use!