The polar a300 fitness and activity tracker is designed to move and complete your workout not only does it look and feel good on your wrist but it counts every step jump and skip you do its clear display shows your steps distance and burned calories and motivates you to reach the set goal it tracks the sleep time and quality and tells you if youve been inactive for too long combine the tracker with a polar h7 heart rate monitor not included to get accurate heart reading in bpm and per