60 ZeniPower Batteries, Mercury Free Size 675 Zinc Air Hearing Aid Batteries. (60 batteries Standard dial pack, 10 cards of 6 cells each). ZeniPower hearing aid batteries and cochlear batteries, is the only zinc air button battery manufacturer in China. With over 21 years in research and development and a patented unique technology, you will be satisfied with ZeniPower zinc air batteries. Hearing aids using zinc air battery size A10 to A675. You can expect fewer battery replacements, clearer tones, less distortion, fewer volume adjustments, and longer service life.
- 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.