duracell batteries for hearing aids size 312 60 pieces up to 50 extra life easy to use 100 recyclable packaging flash Onderdeelnummer: SDSQUA4 256G GN6MA Onderdeelnummer: SDSQUA4 256G GN6MA that fits many electronic devices Duracell batteries for hearing aid size 312 – last 50% LONGER* so you can rest assured that these batteries do their job when you need them