But then syncing would stop working and I would have to remove and reinsert the battery again to get my data to transfer

No lights, constant vibe and it lost sync with the iPhone.

I was "going to bed soon," but that's not quite the same as "automatic."I don't know how well the Shine 2 syncs with Weight Watchers because I haven't tried.

Shine 2 syncs well, looks nice, is thin, flat, unobtrusive, simple, smooth, beautiful and artistic

No issues with Shine 2 so far - sync is very fast and reliable.- Alerts and notificationsThere 3 types of alerts that can be configured:-- "Misfit Move" - alerts you every at a configurable internal and time of the day when you are not moving