Comment on Ask HN: How to do simple heartbeat monitoring?parentComments−fuzzythinker2yThe Polar Pacer or Pracer Pro's only smart features are for exercises/etc. and I don't really use them, so it's really what you describe.
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The Polar Pacer or Pracer Pro's only smart features are for exercises/etc. and I don't really use them, so it's really what you describe.