use an included USB extension cable. Though battery life is nowhere near as long Nike Air Max 90 Damen as the Vivofit, I have gotten several weeks of life on each charge so it is still quite good.
The A300 can be purchased with Nike Air Max 90 Womens Pink or without a heart rate monitor. If you opt to buy the HRM, you can use it during activities and have it display your heart rate. You can also take Nike Free Run 2 Dámské advantage of Smart Coaching features when you wear the HRM. I do use heart rate as an indicator of Nike Air Max 90 Femme Fleur effort, but mainly as a reminder to slow down when I push the effort too hard. As such, I have not Nike Air Max 2015 Femme made much use of the more advanced heart rate features. (Note: I have not been able to get the A300 to sync with my Scosche Rhythm+ optical heart rate monitor)
One additional heart rate feature is that you can use the HRM to conduct a fitness test. The Polar Fitness Test basically involves you lying down for a bit with the HRM on. The watch records your heart rate, Nike Air Max 90 Femme Noir Et Rose and then spits an estimate of your VO2max.