Fangrui Product Details 1. Y13s 1.69 Inch Color Screen Smart Watch, Ip67 Waterproof,support Bluetooth Callheart Rate Monitoringblood Pressure Monitoringblood Oxygen Monitoringsleep Monitoring 2. About Product 3. Battery Capacity: 160mah 4. Cpu:phs6620dbk6623 5. Bluetooth Version : Bluetooth 4.2+5.0 6. Charging Mede:charging With Charging Cable 7. Resolution:240*240 8. System: Android System 5.0 Version Or Above,ios System 9.0 Version Or Above 9. App Languages: Chinese, English, Spanish, French, German, Russian, Arabic, Dutch, Portuguese, Arabic, Turkish, Japanese, Malaysian, Thai 10. Function 11. Bluetooth Call,heart Rate Monitoring,blood Pressure Monitoring,blood Oxygen Monitoring 12. Step,distance,calorie 13. Sleep Monitoring (sleep Duration, Sleep Quality) 14. Multi-sport Modes:rope Skipping,run,situp,table Tennis,basketball,badminton,mountaineering Etc. 15. Social App Message Reminder:wechat,qq,facebook,twitter,line,whatsapp,instagram 16. Call Reminder,sms Alerts,alarm Clock Reminder,sedentary Reminder,turn The Wrist And Shine The Screen 17. Looking For Bracelets,looking For Phones,remote Photography,rejection Of Calls,do Not Disturb,multi-dial Switching Easy To Clean And Maintain