60 Ultracell Batteries, Size 675 Zinc Air Hearing Aid Batteries. (60 batteries Standard dial pack, 10 cards of 6 cells each). Ultracell 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 Ultracell 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.
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