What does ZeSplash2 track? December 23, 2015 08:15 Updated ZeSplash2 tracks: - Heart-rate - Calories burnt - Steps done - Distance performed Related articles How to use the heart-rate function in my ZeSplash2? How ZeSplash2 calculates the number of steps done, the distance performed and the amount of Calories burnt? Can I wear ZeSplash2 while swimming or showering? Which IOS devices are compatible with ZeSplash2? How long do I have to charge ZeSplash2 for the first time?