This button-type battery is special for hearing equipment (deafness).
Its presentation is of 6 batteries in a small blister with dispenser, perfect to carry them easily and without getting lost.
Its chemical composition is air-zinc. They have a nominal voltage of 1.45 Vdc and a capacity of 290 mAh.
Its dimensions are: 7.9 mm in diameter and 5.4 mm in thickness.
Equivalence: PR48 (IEC), AC13 (Eveready), 13 (Varta and Duracell) and ZA13F (GP).