03-23-2016 03:49
03-23-2016 03:49
03-23-2016 04:58
03-23-2016 04:58
As you're still within warranty why not contact customer support and see if they can help:
http://help.fitbit.com/?l=en_US&cu=1&fs=ContactUs
If it's not your fault then you should be able to get a replacement.