Fangrui Product Details 1. B8+ 1.08 Inch Ips Color Screen Ip67 Waterproof Smart Watch,support Message Reminder Heart Rate Monitor Blood Oxygen Monitoring Blood Pressure Monitoring Sleeping Monitoring 2. System Requirements: Android 4.4 And Above, Ios 9.0 Or Above 3. Bluetooth Version: Ble 4.0 4. Memory: 64m 5. Battery Capacity: 180 Mah 6. Waterproof Rating: Ip67 7. App Support Language: Chinese (simplified, Traditional), Japanese, English, French, German, Italian, Spanish, Russian, Portuguese, Korean, Malaysian 8. Bracelet Support Language Simplified Chinese, English. 9. Charging Method: Magnetic Charging 10. Heart Rate Detection, Blood Pressure Detection (heart Rate Monitoring),timeclock Display, Step, Calories, Distance, Sleep Time, Photo, Power Onoff Display (five Dial Display) 11. Standard Sports Function (step, Distance, Calories) Multi-sports Mode (climbing, Walking, Basketball, Running, Table Tennis, Cycling, Swimming, Badminton, Football) 12. Sleep Monitoring (sleep Time, Sleep Quality, Day And Night Time) 13. Find Your Phone And Find The Bracelet, Call Reminder, Sms Reminder, Qq Reminder, Wechat Reminder, Skype, Facebook, Whatsapp Reminder. (message Page Shows 50 Fonts) 14. Alarm Clock Medication Meeting Sedentary Drinking Water Reminder 15. Size 44.7mm Diameter, 11.6mm Thick