DURACELL PROCELL Alkaline Batteries. Specifications- Size/System: Size AAA Alkaline, Voltage: 1.5, Max. Diameter: .413″, Max. Height: 1.752″, Average Weight: 0.39 oz., Maximum Volume: 0.23 in 3, Terminals: Flat, Operating Temperature Range: -4 to 130 degress F. (-20 to 54 degree C). Primary Usage: Pagers, Flashlights, TV Remotes. Deliver outstanding performance and reliability. Major advantages are: long lasting and dependable-even after seven years of storage, last up to ten times longer than super heavy duty zinc carbon batteries in power demanding applications, long service life at high drain discharges, date coded to ensure freshness, economical bulk packaging for professional applications, contain no added mercury.