Quick view Duracell MX2500 AAAA Batteries (Pack of 2) Duracell AAAA MX2500 Coppertop Batteries - 1.5 Volt 500 mAh Alkaline Voltage: 1.5 Volts Capacity: 500 mAh Chemistry: Alkaline Dimensions: Diameter 0.33"(8.3mm) x Height 1.68"(42.5mm) Weight: 0.02 lbs(6g) Termination: Button Top... MSRP: Was: Now: $7.95 Add to Cart Compare