User Guide

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BLISS CHARM · USER GUIDE NANO RITE
Change batteries regularly
When your battery needs to be changed, you will hear
three beeps: a low tone, followed by a high tone and
another low tone. The exact battery life you experience
may vary, but you should expect approximately
120–160 hours of total hearing instrument use per
battery.
Battery type
Stainless steel zinc-air batteries are recommended.
Your hearing instrument uses a #312 battery.