AK55 1.91 inch IP67 Waterproof Color Screen Smart Watch,Support Heart Rate / Blood Pressure / Blood Oxygen Monitoring(Black)

About Product
1. Battery capacity: 400mAh
2. Bluetooth version :BLE 5.1
3. Charging method:magnetic charging
4. Waterproof rating: IP67 waterproof
5. Resolution:240x296
6. System: Android system 4.4 version or above,iOS system 9.0 version or above
7. APP:DAfit
8. APP support languages: Chinese, Traditional Chinese, English, Korean and Japanese, German, Russian, Spanish, Italian, French, Ukrainian, Arabic and Portuguese
9. Watch support languages:Chinese, Britain, Germany, Hungary, Japan, France, Spain, Portugal, Italy, Korean, Arabia and Ukraine

Function
1. Bluetooth call,heart rate monitoring,blood pressure monitoring,blood oxygen monitoring
2. Step,distance,calorie
3. Sleep monitoring (sleep duration, sleep quality)
4. Multi-sport modes,music player,sedentary reminder,remote camera,weather forecast,AI voice assistant,multiple menu
5. Message and Call Alerts:Facebook, twitter,Whatsapp,Wechat,QQ,Line,Kakao Talk,lnstagram