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2. AA battery - Wikipedia

   en.wikipedia.org/wiki/AA_battery

   A Li-ion 1.5V AA-size battery, sold by the Chinese company Kentli as "Kentli PH5" since 2014 and with similar batteries later available from other suppliers is a AA-sized battery housing containing a rechargeable 3.7 V Li-ion cell with an internal buck converter at the positive terminal to reduce the output voltage to 1.5 V. [18] The Kentli ...

3. Alkaline battery - Wikipedia

   en.wikipedia.org/wiki/Alkaline_battery

   An alkaline battery (IEC code: L) is a type of primary battery where the electrolyte (most commonly potassium hydroxide) has a pH value above 7. Typically these batteries derive energy from the reaction between zinc metal and manganese dioxide . Compared with zinc–carbon batteries of the Leclanché cell or zinc chloride types, alkaline ...

4. Comparison of commercial battery types - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_commercial...

   Nickel–metal hydride. 66. 300–800 [ 13] Low self-discharge nickel–metal hydride battery. 500–1,500 [ 13] Lithium cobalt oxide. 90. 500–1,000. Lithium–titanate.

5. Rechargeable alkaline battery - Wikipedia

   en.wikipedia.org/wiki/Rechargeable_alkaline_battery

   1.5 V. A rechargeable alkaline battery, also known as alkaline rechargeable or rechargeable alkaline manganese (RAM), is a type of alkaline battery that is capable of recharging for repeated use. The formats include AAA, AA, C, D, and snap-on 9-volt batteries. Rechargeable alkaline batteries are manufactured fully charged and have the ability ...

6. History of the battery - Wikipedia

   en.wikipedia.org/wiki/History_of_the_battery

   History of the battery. Batteries provided the primary source of electricity before the development of electric generators and electrical grids around the end of the 19th century. Successive improvements in battery technology facilitated major electrical advances, from early scientific studies to the rise of telegraphs and telephones ...

7. List of battery sizes - Wikipedia

   en.wikipedia.org/wiki/List_of_battery_sizes

   3LR12 (4.5-volt), D, C, AA, AAA, AAAA (1.5-volt), A23 (12-volt), PP3 (9-volt), CR2032 (3-volt), and LR44 (1.5-volt) batteries. This is a list of the sizes, shapes, and general characteristics of some common primary and secondary battery types in household, automotive and light industrial use. The complete nomenclature for a battery specifies ...