AAAA Batteries

What are AAAA batteries?
AAAA batteries, sometimes called Quadruple A batteries are small cylindrical batteries. These batteries are sometimes referred to as LR8D425 or 25A models. Compared to an AAA battery, AAAA batteries are 40% smaller and 20% thinner. They have a power rating of 1.5 volts.
What are they used for?
AAAA batteries are typically used in small devices such as LED penlights, laser, styluses and miniature headphone amplifiers. They are not used in as many devices as AA or AAA batteries, and are not as widely available.
What types are there?
AAAA batteries are available in rechargeable or non-rechargeable variants.

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Description Price Brand Range Capacity Chemistry IEC Name Nominal Voltage Size Terminal Type Weight
RS Stock No. 923-0702
Mfr. Part No.7638900202410
BrandEnergizer
$5.465
Each (In a Pack of 2)
units
Energizer Alkaline 550mAh Alkaline LR61 1.5V AAAA Standard 9g