Table of Contents
What is AAAA used for?
AAAA batteries (commonly referred to as Quadruple-A or LR61) are smaller than the commonly used AAA and AA sizes. They are used to power small gadgets such as LED penlights, glucose meters, laser pointers, headphone amplifiers and powered computer styluses.
What battery is equivalent to AAAA?
AAAA battery equivalents are also reffered to as MN2500, MX2500, E96, LR61, 25A-U2, LR8D425, K4A, 25A,GP25A, 4061, X91, Quad A, Quadruple A. These sizes are possible AAAA battery replacements. Please be sure to double check the size and voltage of the battery you need, to avoid any issues.
Where are 4a batteries are used for?
This battery size is most often used in small devices such as laser pointers, LED penlights, powered computer styluses, glucose meters, and small headphone amplifiers, with Microsoft’s Surface Pen the most prominent product taking AAAA batteries.
How long do AAAA batteries last in use?
12-months
Currently, the Surface Pen available with Surface devices is powered by a single AAAA battery, which promises up to 12-months of battery life and can be replaced by twisting off the cap. In the past, Microsoft has patented alternate solutions that would charge the pen while it is attached to the Surface device itself.
What battery is half the size of an AAA?
An A23 battery is cylindrical and approximately two-thirds the length of an AAA battery, measuring 28.5 mm long and 10.3 mm in diameter, with a typical weight of 8 grams.
What size is AAAA battery?
42.5mm
The AAAA battery has 1.5 volts of power and dimensions of 42.5mm in long and 8.3mm in diameter. It uses the alkaline technology having 500 – 600mAh capacity.
Why is there no 5V battery?
Because no battery can supple regulated 5 volts. Modern devices use inexpensive DC buck-boost converters to derive regulated 5V from whatever battery voltage is conveniently available so standard cells can be used, and whatever target voltage that is required can be easily achieved.