Hey guys do you know of any good heart rate monitors with a vibrate function to let you know when your out of your set range.
I have seen the OS one but read that they are not durable any other suggestions?
thanks
Hey guys do you know of any good heart rate monitors with a vibrate function to let you know when your out of your set range.
I have seen the OS one but read that they are not durable any other suggestions?
thanks
anyone?
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