Supports automatic brightness adjustment. Everything you need to know on one screen. 5 ATM water resistance up to 50m Whether you are indoors or outdoors, Mi Watch Lite keeps track of your movement in real time and supports setting specific workout goals to help improve the results of your exercise. Explore endlessly With GPS+GLONASS positioning and multiple smart sensors, the watch can accurately track your trajectory, speed, distance and calories burnt. It can also measure any changes in heart rate, providing a clear picture of your workout status. Equipped with a PPG sensor, the watch can accurately detect your heart rate 24 hours a day and notify you when your heart rate goes above normal levels. It can also save your resting heart rate data for 30 days to help monitor long-term heart rate changes. Analyze your sleep quality by recording complete sleep data such as deep sleep, light sleep and sleep duration to help maintain good sleeping habits. Perform guided breathing exercises for 1 to 5 minutes at a set rhythm to alleviate stress anytime, anywhere. The watch records your daily heart rate, exercise, and sleeping data, making sure that you are well informed of your health condition. 100% charge in 2 hours. Daily records of calories burned, step count, and times you’ve stood up.Instantly view calls, texts, and app notifications.Control music while keeping your phonein your pocket.Idle alerts to remind you to stay active.