Stylus battery

The AA stylus is a standard format and is the most widespread on the market in both rechargeable and non-rechargeable versions.

Pila stilo e ministilo a confronto
Comparison of stylus and mini stylus batteries

The stylus battery is 51 mm high and has an average diameter of 14 mm, is widespread in the market in the rechargeable versions at 1.2 Vdc (mainly NiMh) and non-rechargeable at 1.5 Vdc (mainly alkaline).