1-4 of 4 Answers
It has a blinky green doodad that monitors it though your wrist.
Sorry, there was a problem. Please try again later.There is a pulsing heart under the steps which show your heartbeat. Or you can see it on your dashboard.
Sorry, there was a problem. Please try again later.I really don't know. However, I can tell you that it is right on the mark with my blood pressure cuff. So I believe it can be trusted no matter how it accomplishes it!
Sorry, there was a problem. Please try again later.Yes it does
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