Maybe notifications from messengers would be useful, it would be convenient while driving, but only if they were done in a smart way, but it remained the same as it was through one place in band2. Notification text is poor.
So far, autonomy is pleasing - when I started using the bracelet, there was 53% of the charge, and after 2 weeks the charge is 30%, although the sleep assistant is always on.
It may have seemed, but it seems that it fits better on the hand and you feel it less than the band2,See full review