1. Display: 1.57 inch IPS color screen resolution 320*320
2. CPU:HS6621 
3. Charging: Magnetic 
4.Bluetooth:Bluetooth 5.2
5. Key way:Full Touch + side button knob
6. System:android 5.0 and above, apple IOS10.0 and above
7 Battery type:Lithium polymer 200 milliamps
8. Support APP: Wearfit Pro
9. Function: Sliding call answering,  call dialing, Real-time heart rate measurement, blood pressure measurement, blood oxygen measurement, Step counting, exercise time, mileage, calorie expenditure, sleep monitoring, sedentary reminds, phone calls reminding, information push notifications , exercise mode , the weather, remote music, find bracelets.