It helps you maintain motivation, it offers maximum comfy you can wear it round the clock. Activity tracking: Smart core collects your activity volume for analysis and then display the real-time data in the application. The activity tracker uses 3D sensor technology to count your activity volume to achieve 30 minutes a day or 150 minutes per week in total. Different colors of the indicator on the activity tracker represent different activity achievement. Sleep monitoring: The activity tracker can detect vibration during your sleeping and transfer the sleep status to the application for analysis. The application can graphically show your sleep status for review. Social media sharing: You can share the activity status both on facebook and twitter.