No, the KardiaBand has its own battery and does not draw power from the Apple Watch it is used with.
Running the Kardia watch app can affect how long your watch battery lasts, per this article.
Articles in this section
- Does AliveCor still support the KardiaBand even though it is not for sale?
- Can I still take EKGs with the KardiaBand without SmartRhythm?
- Why was SmartRhythm discontinued?
- What Apple Watch Do I Have?
- How do I get a clean signal with KardiaBand?
- How tight does the KardiaBand need to be on your wrist?
- Is KardiaBand water resistant?
- Is the KardiaBand hypoallergenic?
- Does the KardiaBand use my watch's battery?
- Does KardiaBand have a battery and can it be changed?