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. It has a nominal voltage of 1.45 Vdc and a capacity of 170 mAh.
Its dimensions are: 7.9 mm in diameter and 3.6 mm in thickness.
Equivalence: PR41 (IEC), AC312 (Eveready), 312 (Varta and Duracell) and ZA312F (GP