The Microsoft Band has been advertised of having 48 hours battery life, but that can vary significantly depending on your settings, usage, and other factors. On the days we track workouts or runs, and sleep, we find the Band to last until about lunchtime the next day. Want to extend the battery life on your Microsoft Band? Here are some tips that can help you out. These tips include turning off some features when you aren't using them and other settings that can save battery.
Full story from the WindowsCentral blog...