page_title: AAAA battery
hierarchical_section_title: AAAA battery
caption_attribution_description: English: A side by side line up of D, C, AA, AAA, AAAA and 9V (PP3) batteries for comparison purposes.
context_page_description: The AAAA battery is 42.5 mm long and 8.3 mm in diameter. The alkaline cell weighs around 6.5 g and produces 1.5 V. This size battery is also classified as R8D425 and 25. The alkaline battery in this size is also known by Duracell type number MN2500 or MX2500 and Energizer type number E96.
  Historically its consumer electronics use was very limited, and only since the 2010s has it made its appearance in the stores where one would buy its more common AAA relative.
context_section_description: The AAAA battery (usually read as quadruple-A) is 42.5 mm long and 8.3 mm in diameter. The alkaline cell weighs around 6.5 g and produces 1.5 V. This size battery is also classified as R8D425 (IEC)  and 25 (ANSI/NEDA).  The alkaline battery in this size is also known by Duracell type number MN2500 or MX2500 and Energizer type number E96.
  Historically its consumer electronics use was very limited, and only since the 2010s has it made its appearance in the stores where one would buy its more common AAA relative.
caption: D, C, AA, AAA, AAAA, 9-Volt batteries
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