How Do I Replace the Battery in My KardiaMobile or KardiaMobile 6L?
KardiaMobile (Single-Lead)
Yes — the single-lead KardiaMobile uses a user-replaceable CR2016 coin-cell battery.
How to Replace the Battery (KardiaMobile)
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Turn the device over so the back panel is facing up.
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Locate the round battery compartment cover on the back.
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Use a small tool (like the tip of a pen) to pop the battery cover off.
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Remove the old CR2016 battery.
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Insert a new CR2016 battery with the positive (+) side facing up.
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Press the cover back into place until it clicks securely.
A new battery should last approximately 1–2 years under typical use.
KardiaMobile 6L (6-Lead)
The KardiaMobile 6L uses a user-replaceable CR2016 coin-cell battery.
How to Replace the Battery
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Turn the device over so the back panel is facing up.
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Locate the battery compartment cover (the circular area on the back).
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Use a small coin or flat tool to twist the cover counter-clockwise to open.
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Remove the old CR2016 battery.
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Insert a new CR2016 battery with the positive (+) side facing up.
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Replace the battery cover and twist clockwise until secure.
Your KardiaMobile 6L should now power on automatically when used.