1. Fully open the battery compartment. Using your battery magnet tool, gently remove the old battery from the hearing aid.
2. Remove the sticker label from the flat or smooth side of the battery that contains a plus symbol (+).
3. Using the magnetic tool, insert the new battery into the battery compartment with the plus symbol (+) side aligned with the symbol on the hearing aid itself. If you accidentally put your battery in the wrong way, the battery compartment should not close.
4. Close the battery compartment.
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