An AAAA battery is 42.5 mm long and 8.3 mm in diameter, weighing around 6.5 grams. Output of alkaline batteries in this size is 1.5 volts, 625 mA·h Four double-A (AA) rechargable batteries In science and technology, a battery is a device that stores energy and makes it available in an electrical form. ... The gram or gramme, symbol g, is a unit of mass. ... 2 AAA Alkaline batteries Alkaline batteries are a type of power cell dependent upon the reaction between zinc and manganese dioxide (Zn/MnO2). ... The volt (symbol: V) is the SI derived unit of electric potential difference. ... The ampere (symbol: A) is the SI base unit of electrical current equal to one coulomb per second. ... The hour (symbol: h) is a unit of time. ...

The battery is also classified as LR8d425 (IEC), 25A (ANSI/NEDA), The battery is sometimes classified as an MN2500 type battery. The International Electrotechnical Commission (IEC) is an international standards organization dealing with electrical, electronic and related technologies. ... The American National Standards Institute (ANSI) is a private, non-profit standards organization that produces industrial standards in the United States. ... English name meaning Sanctuary Slavic name meaning born on Sunday Being born on a sunday (The day of the sabbath) is thought to be holy and pure. ...

This battery size is most often used in devices requiring small batteries such as laser pointers, active computer stylus's, and small headphone amplifiers. These batteries are not as popular as AAA or AA type batteries and can be quite hard to find.

See also

• List of battery sizes
• battery (electricity)