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.
Now the company has introduced a reboot of the Force with a brand new name: the Fitbit Charge, and like the previous model, itâs a solid tracker that covers the basics. The Charge monitors steps taken, calories burned, quality of sleep and even shows you what time it is.