Z91 Pro Max 1.52 inch Color Screen Smart Watch,Support Bluetooth Call / Heart Rate / Blood Pressure / Blood Oxygen Monitoring

About Product
1. Battery capacity: 460mAh
2. Bluetooth version :BT3.0+5.3
3. Charging method:wireless charging
4. Resolution:390 x 390
5. System: Android system 5.1 version or above,iOS system 8.0 version or above
6. Languages: Chinese, English (default), Russian, Spanish, German, Italian, French, Portuguese, Polish, Greek, Turkish, Hebrew, Arabic, Indonesian, Vietnamese, Thai,Persian

Function
1. Heart rate monitoring,blood pressure monitoring,blood oxygen monitoring
2. Step,distance,calorie
3. Sleep monitoring (sleep duration, sleep quality)
4. Screen rest mode, synchronized weather, message reminder, alarm clock, timer, stopwatch, wrist up screen, bedside clock
5. Call reminder,flashlight,world clock,message pop-up
6. Screen dial options,QR code collection,multiple sports modes,NFC access control function