Those extra days mean more time spent actually using your watch for gathering information like sleep data and average heart rate information, and less time inserting it into a charging cradle. (gizmodo.com)
For weight tracking and workouts, you'll only get heart rate information, time, and calories burned. (androidauthority.com)
Beyond giving Android Wear users a simple and efficient way to keep track of various pieces of heart rate information, Cardiogram's technology also aims to help with preventive health measures. (androidheadlines.com)