Size 10 hearing aid batteries are rated at 1.45 volts and have a typical capacity of about 72 mAh.
Size 10 hearing aid batteries are commonly sold in 8-count and 24-count packs.
Size 10 hearing aid batteries use zinc air chemistry (A10 Zinc Air) and are single-use (non-rechargeable).
Many listings highlight longer battery tabs and improved packaging—such as a secure dial and an easy-access reclosable door—to make grabbing and opening the cells easier.
A size 10 hearing aid battery is listed at about 0.31 grams.
They are described as suitable for power-hungry or high-use hearing devices and for activities such as streaming video, audio, and phone calls.