CPU:NRF52832 QFAA    / Acceleration sensor:    BOSCH BMA 421    
Display:    1.3 inch IPS color screen resolution 240*240
Key way:Full Screen touch panel
Battery type:200 mAh Lithium polymer.
Charging mode: Direct plug charging of magnetic suction interface
USB storage:    not support    / Bluetooth:Bluetooth 4.0
Type of library push:Multilingual vocabulary / Support APP: Da Fit    
System:Support android 4.4 and above, apple IOS9.0 and above
Motion records:Step counting, exercise time, mileage, calorie expenditure, sleep monitoring    
Health monitoring:Real-time heart rate measurement (whole-day heart rate measurement), blood pressure measurement, blood oxygen measurement
Smart reminder:    "Define an alarm clock to remind, sedentary reminds, phone calls reminding, information push notifications (SMS/QQ/WeChat/Skype/Facebook/Twitter/Line/WhatsApp)
Other functions:Dial choice, more exercise mode (walking running swimming and badminton football 8 kinds of motion mode) palming bright screen, the weather, according to time, according to the remote, remote music, you are the one mode, find bracelets, micro letter movement, reject call, OTA upgrade.