Studies have shown that continuously monitoring a buildingâs energy systems can lead to reductions of 10 to 15 percent in annual energy bills. For the typical 50,000-square-foot retail building, thatâs equal to about $8,000 in savings per year!
Battery Life. Fitbit says the Charge HR will last about 5 days on a charge. That's about half the time of the Charge, but that endurance is reasonable considering the HR is constantly monitoring your heart rate.
And what's more the Fitbit Charge HR will take note of your resting heart rate every morning, and plot it on a graph. Resting heart rate is the key metric for determining your health and for quantifying the benefits of your newly improved lifestyle. Watch the number fall as you get fitter.he Charge band is 21mm wide, the Charge HR measures 34mm. Both devices will be available in four different colours. The Fitbit Charge comes in black, slate, blue and burgundy and the Fitbit Charge HR's colour shades are black, plumb, blue and tangerine.