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Which household devices commonly use zinc-manganese dioxide batteries?

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Cross-section diagram of an alkaline-manganese dioxide battery showing labeled internal components, including the steel-plated covers, cathode, anode gel, current collector, separator, steel can, and brass rivet. — battery Cutaway view of an alkaline–manganese dioxide power cell.

Zinc-manganese dioxide batteries are the most widely used primary batteries worldwide. They are commonly found in the following household devices:

Flashlights1
Toys1
Radios1
Compact disc players1
Digital cameras1

There are three primary variations of this battery system: the zinc-carbon battery, the zinc chloride battery, and the alkaline battery. Among these, the alkaline battery is currently the most popular choice for household use due to its high power density and capacity. While these systems are primarily used as non-rechargeable cells, there are also commercially available rechargeable versions of alkaline zinc-manganese dioxide batteries designed for applications requiring moderate amounts of electricity.12