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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

    The capacity of an alkaline battery is strongly dependent on the load. An AA-sized alkaline battery might have an effective capacity of 3000 mAh at low drain, but at a load of 1 ampere, which is common for digital cameras, the capacity could be as little as 700 mAh. [12]

  4. List of battery sizes - Wikipedia

    en.wikipedia.org/wiki/List_of_battery_sizes

    Alkaline carbon‑zinc (3 cells): 4.5: Two 6–7 mm wide metal strips +: shorter strip −: longer strip: H: 67 L: 62 W: 22 This battery, introduced in 1901, was very common in continental Europe until the 1970s. It usually contains three B cells in series. In Switzerland as of 2008, 4.5-volt batteries account for only 1% of primary battery ...

  5. Rechargeable alkaline battery - Wikipedia

    en.wikipedia.org/wiki/Rechargeable_alkaline_battery

    The first generation rechargeable alkaline batteries were introduced by Union Carbide and Mallory in the early 1970s. [3] [5] Several patents were introduced after Union Carbide's product discontinuation and eventually, in 1986, Battery Technologies Inc of Canada was founded to commercially develop a 2nd generation product based on those patents, under the trademark "RAM".

  6. List of battery types - Wikipedia

    en.wikipedia.org/wiki/List_of_battery_types

    A Duracell AA size alkaline cell, one of the many types of battery This list is a summary of notable electric battery types composed of one or more electrochemical cells . Three lists are provided in the table.

  7. Comparison of commercial battery types - Wikipedia

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

    Alkaline: Zn/ MnO 2 LR KOH Manganese (IV) oxide: No 1949 [9] 0.9 [10] 1.5 [11] 1.6 [10] 0.31–0.68 (85–190) [12] 0.90–1.56 (250–434) [12] 50 [12] 0.39 (2574) [12] 45–85 [12] 0.17 [12] 5–10 [4] Rechargeable alkaline: RAM KOH Yes 1992 [13] 0.9 [14] 1.57 [14] 1.6 [14] <1 [13] Silver-oxide: SR NaOH/ KOH Silver oxide: No 1960 [15] 1.2 [16 ...

  8. Lithium metal battery - Wikipedia

    en.wikipedia.org/wiki/Lithium_metal_battery

    CR2032 lithium button cell battery Lithium 9 volt, AA, and AAA sizes. The top object is a battery of three lithium-manganese dioxide cells; the bottom two are lithium-iron disulfide cells and are compatible with 1.5-volt alkaline cells. Lithium metal batteries are primary batteries that have metallic lithium as an anode.

  9. American mahjong - Wikipedia

    en.wikipedia.org/wiki/American_mahjong

    American mahjong, also spelled mah jongg, is a variant of the Chinese game mahjong. American mahjong utilizes racks to hold each player's tiles, jokers, and "Hands and Rules" score cards. American mahjong utilizes racks to hold each player's tiles, jokers, and "Hands and Rules" score cards.

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