A:AnswerNo charger... just a usb cable that you can plug into your computer/laptop or a usb to electric adapter plug (like came with your cell phone)...
A:AnswerThe 5 day tracker resets on Sunday. I work out every day of the week, so by Saturday Night, it shows 7 of 5 days. On Sunday Morning, it shows 0 of 5 days.
A:AnswerFitbit does not provide a program to sync a device for macOS. There are a couple of programs in the Mac app store, but they are not free.
the value of the fitbit app is to sync to fitbit dashboard. There is no other reason to sync to any computer otherwise
A:AnswerNo. Unfortunately this is a known limitation that they are looking to make configurable in the future but for now you get the 2-3 seconds only.
A:AnswerIt comes in small and large. Download the PDF wrist calculator cut it out and wrap around your wrist to determine size to buy. A large would fit fine