312 Hearing Aid to Lr44
I had some hearing aid 312 batteries but was in need of LR44 batteries.
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updated
April 26, 2025
Description
PDFI remixed this adapter because the hearing aid battery did rotate/move under pressure.
Tags
Model origin
The author remixed this model.
Differences of the remix compared to the original
I added a bottom so that the hearing aid battery does not rotate and sits sightly under pressure.