['Wrist-based heart rate1 and Pulse Ox2 sensors add insight to your fitness activities, Dynamic PacePro feature helps you run smarter over various types of terrain', 'Wrist-based heart rate1 and Pulse Ox2 sensors add insight to your fitness activities, Dynamic PacePro feature helps you run smarter over various types of terrain', 'Wrist-based heart rate1 and Pulse Ox2 sensors add insight to your fitness activities, Dynamic PacePro feature helps you run smarter over various types of terrain', 'Wrist-based heart rate1 and Pulse Ox2 sensors add insight to your fitness activities, Dynamic PacePro feature helps you run smarter over various types of terrain', 'Wrist-based heart rate1 and Pulse Ox2 sensors add insight to your fitness activities, Dynamic PacePro feature helps you run smarter over various types of terrain']