KODAK EXTRA HEAVY DUTY Zinc-carbon batteries are designed for products that do not require high energy consumption. They are ideal for use in devices such as clocks, radios, calculators and remote controls. voltage [V]: 1.5 in Package: Blister Pack 2 pcs. Other Indications: LR20 Size: D diameter [mm]: 34.2 in height [mm]: 61.5 in