Fathom Tag Battery Replacement Procedure


  • CR123A battery
  • Torx T10 driver bit

The Fathom Tag uses a single CR123A battery. To open the enclosure will require a Torx T10 driver bit. Unscrew the two screws located at the bottom of the Fathom Tag to access the battery.

Prior to assembling the Fathom Tag verify the PCB, push button, and gaskets are correctly placed, as indicated in the image below.



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