It keeps track on the steps and tells you how many calories you have burned. There is a special sports mode that gives you more information about the duration and distance of your exercise. Besides this it can also tell if you have slept well. The built-in UV meter keeps you alert when the sun is too strong. All info can be seen in the special App that shows your daily data and every week you get an overview of your activities. All your phone notifications like, WhatsApp, FB, Mail, Agenda, We chat, Calls, SMS will be shown on the bright screen of the watch.