Fitbit

The fitbit is a large and the box says fitbit charge on it.  It says on the front of box:

Activity and floors climbed
Sleep quality
Syncs wirelessly
Mobile and online tools
Caller ID
water resistant

Syncs with:

Iphone 4S and later
Ipad 3 gen and later
Leading Android devices
Windows Vista and Later
Mac OS 10.6 and later