0.42 inch OLED smart bracelet,For Android , it can support all the function in the description; For iOS , it support call reminder, message reminder
The Smart bracelet Monitoring of heart rate Real-time monitoring and recording, scientific planning exercise, Automatic sleep monitoring analyzes your sleep quality. Monitor your activity levels, track walking distance and calculate calories burned. Achieve the daily exercise targets you set and with the app to analyze your fitness and sleep activities to help you improve your lifestyle.