[Intelligent Motion Tracking] - Track your daily achievements: steps, distance and calories burned. All data can be recorded and managed by the professional app "weifit2.0", where you can set fitness goals, manage and record your achievements. View time, steps, calories burned, etc. with a single click. Raise your hand to the screen. Connect your smartphone in seconds with Bluetooth 4.0 technology [High-performance chip is faster and more stable] -The newly designed chip provides sufficient hardware support for smooth switching of high frame display. Efficient fit of the bracelet, low-power chip, intelligent adjustment[Sleep monitoring & real-time heart rate monitoring] -Accurately record nightly sleep information, help you analyze data, adjust sleep habits; 24-hour monitoring, automatic monitoring every hour, manual monitoring, manual monitoring of data through mobile devices[Call, message reminder] -SMS, QQ, WeChat, TWITER, VK Messenger and other social reminders. Raise your hand to see the message reminder[Weather Forecast] -Intimate weather forecasting function allows you to respond to weather conditions in time and protect your health.