What device even uses this??

  • _thebrain_@sh.itjust.works
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    2 years ago

    Since seeing this picture I have disassembled about 50 nine volts looking for this and have found about 3. Some full of coin cells too.

    Edit: I should say it was years ago I first saw this picture. I haven’t disassembled 50 batteries in the last 2 minutes