DuracellĀ® ProcellĀ® PC1400 Alkaline Battery, Non-Rechargeable, Size: C, Nominal Voltage: 1.5 volt, Ampere Hour Capacity: 7100 mA/hr., Shelf Life: Upto 7 yr., Terminal Type: Flat, -20 To 54 deg C, 50 mm Height x 26.2 mm Diameter, Volume: 26.9 cu. cm, Chemical System: Alkaline (Zinc-Manganese Dioxide)