Type: Closed Lead Acid Rechargable: YES Battery Number: 1 x HR1221WF2 Equilavent Battery Number: HR1221WF2 Voltage: 12 Volt Amp/Hour: 5 Ah Float Charging Voltage: 13.5 - 13.8 Volt Cycle Service: 14.4 - 15.0 Volt Material Type: Lead Acid DIMENSIONS Height: 106 mm Length: 90 mm Width: 70 mm