Drypower 6SB7.2PDrypower 6V 7.2Ah Sealed Lead Acid BatteryUsage and Composition Backup and Main Power Cyclic Use Sealed Lead Acid (SLA) Battery Specifications Voltage 6V Watt Hour 43.2Wh Nominal Capacity 7.2Ah Physical Dimensions Termination F1 (4.8mm Spade) Width 34mm Height 94mm Length / Breadth / Depth 151mm Weight 1200g