Come and see our amazing products. Enjoy all the features of the fitness tracker wherever you are. Dynamic heart rate monitoring PPC sensor combines with our independently researched and developed algorithm of heart rate to monitor changes in your heart rate and helps you exercise with higher efficiency. Exercise recording and tracking All the steps in daily life will be recorded and summarized into a statement, including the number of steps, walked distance and consumed calories. Pls confirm further with us if any query about packing info, inventory status and time schedule.