Smart Notification Reminder With Bluetooth connection to your phone, it can support incoming calls or text alerts or APP message notifications (WhatsApp or Facebook or Instagram etc.), you will never miss your important messages. With the fitness watch, you can also perform sedentary reminder, water reminder, alarm clock, stopwatch, remote control photo, find devices, etc. to make your life healthier and smarter. 25 Sports Modes Fitness tracker supports 25 professional sports modes, you can choose any number of sports modes as your exclusive sports modes in the app, such as walking, running, cycling, yoga, etc. and track your steps, heart rate, distance and calories to help you stay motivated, accomplish your sports goals, record your sports data, and make your sports more scientific. All-Day Health MonitorThe fitness tracker watch will automatically track your real-time heart rate, blood pressure and blood oxygen throughout the day to help you better understand your health. Equipped with a high performance chipset, the fitness tracker will automatically analyze your overall sleep quality (deep or light or wake time) at night and give you a nightly sleep score in the app to help you adjust your lifestyle and make you healthier. Long Battery LifeThe fitness watch uses magnetic fast charging to provide a better battery life experience. It takes 1-2 hours to fully charge and can be used for up to 7 days of regular use and 15 days of standby. Compatible mobile phone system: Android5.0 (included) and IOS9.0 (included) or above. 1.1