【New upgraded Activity Tracker and Fitness Tracker】Activity trackers and smartwatches with powerful health innovations, The fitness tracker watch supports heart rate monitor,blood pressure, step tracker and sleep monitoring,blood oxygen measurement and all-day heart rate monitoring automatically monitors your real-time heart rate for training and for daily life.The fitness watch for men and women has 28 exercise modes to suit your various exercise styles, supporting both indoor and outdoor workouts. And the smartwatch tracks your sleep and keeps track of your body health data to help you better understand your health. With