“What kind of battery does thee Button use? It isn't listed in the specifications. Thanks!”

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• CR2450 3 volt

  Answered by GC7769 5 years ago

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• It’s a CR2450. FWIW, after using the button for two months it reports 86% battery left. You can change the battery without ripping off the adhesive strip.

  Answered by Anonymous 5 years ago

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• CR2450, which is included.

  Answered by TechyGeek 5 years ago

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