VAOYAO Smart Watch is committed to leading you to a healthier and better life. This watch can monitor your heart rate very conveniently. You can measure heart rate on the watch and view real-time data. The Bluetooth smartwatch can automatically monitor and analyze your sleep status and provide you with deep sleep, light sleep and wake time, knowing more about your sleep quality. As an activity fitness tracker, it supports multi exercises up to 9 sports such as walking, running, hiking, cycling, treadmill, fitness, mountaineering, yoga, which can be selected by app. You can also see pace & distance & burn calories during exercise intensity interval training. With IP68 waterproof standard, sweat-proof, rain-proof, and splash-proof, you can wear our watch when running in rain or washing your hands. After 2.5 hours of charging with the magnetic charging method, this watch can work up to 10 days usage time or 45 days standby time!