DuracellĀ® ProcellĀ® PC1500 Alkaline Battery, Non-Rechargeable, Size: AA, Nominal Voltage: 1.5 volt, Ampere Hour Capacity: 2100 mA/hr., Shelf Life: Upto 7 yr., Terminal Type: Flat, -20 To 54 deg C, 50.54 mm Height x 14-1/2 mm Diameter, Volume: 8.4 cu. cm, Chemical System: Alkaline (Zinc-Manganese Dioxide)