ZeniPower is the only zinc air button cell battery manufacturer in China. With
our over 21 years R&D; and patented unique technology, you could be satisfied
with our series zinc air batteries for the following applications: Hearing-aid
using zinc-air button batteries size from A675 to A10, you can expect fewer
battery replacements, clearer tones, less distortion, fewer volume
adjustments, and longer service life.