My stylus uses a AAAA battery : r/mildlyinteresting
How to Get AAAA BATTERIES OUT OF 9V : 5 Steps - Instructables
If we have AA, AAA, and AAAA batteries, why are there no single A batteries? - Quora
Rechargeable Aaaa Battery And Aaaa Usb Charger For Surface Pen Batteries Alarm Clocks Flashlights And Other Electronic Toys - Rechargeable Batteries - AliExpress
Harvest AAAA/LR61 batteries from 9V and mod for use in surface pen [ENG] - YouTube
Why cant you use a AAAA Battery instead of 2 AA Batteries.? - Quora
AAAA Batteries – Blondihacks
Survivaltek | Surprising Treasure Hidden Within A Nine Volt Battery
4x Duracell AAAA 1.5V Alkaline Batteries MX2500B2 Best By 03/2024 quadruple A 41333662879 | eBay