Y22 1.7inch IP67 Color Screen Smart Watch About Product 1. Battery capacity: 235mAh 2. Waterproof level: IP67 waterproof 3. Bluetooth version : Bluetooth 5.1 4. Resolution:240*280 5. Charging method:magnetic charging 6. System: Android system 4.4 version or above,iOS system 8.0 version or above 7. Using time: About 2-3 days 8. Standby Time: About 7 days 9. APP:Da Fit 10. Watch UI support languages: English, Chinese, Japanese, Korean, German, French, Spanish, Arabic, Russian, Traditional, Ukrainian, Italian, Portuguese 12. APP support languages:Danish, Ukrainian, Russian, Bulgarian, Bokmal, Norwegian, Hindi, Indonesian, German, Italian, Czech, Japanese, Pushto, French, Polish, Thai, Swedish, Simplified Chinese, Traditional Chinese, Finnish, English, Dutch, Portuguese, Spanish, Vietnamese, Arabic, Korean Function 1. Bluetooth call,heart rate monitoring,blood pressure monitoring,blood oxygen monitoring 2. Step counting,distance,calorie 3. Sleep monitoring (sleep time, sleep quality) 4. Multi-sport modes:walking, running, cycling, climbing, basketball,badminton,swimming,etc. 5. Information push reminder:SMS,QQ,WeChat,Skype,Facebook,Twitter,Line,WhatsApp 6. Message push, information storage, stopwatch, camera control, music playback, full font language 7. Alarm clock, weather information,find bracelet, time format, do not disturb mode time,turn the wrist bright screen