$14.59 (as of 23/10/2020 00:42 PDT details )
Features:
- Super Long Service life Two to ten times longer than any other battery system.
- Flat Discharge Constant output voltage makes less adjustment of your hearing aid.
- High drain output Will power the heaviest duty hearing aids easily.
- Excellent Sealed Shelf Life Up to three years shelf life sealed with tab.
- The zinc air cell has the highest energy density of any battery system.