Y10 0.96 inch TFT Color Screen Smart Bracelet, Support Call Reminder Heart Rate Monitoring Blood Pressure Monitoring Sleep MonitoringBlood Oxygen Monitoring 1. Bluetooth: 4.0BLE (low power consumption) 2. Battery type: polymer battery 3. Battery capacity: 105mAh 4. Charging mode: USB dedicated charging cable 5. Charging time: about 2H 6. Life time: about 10-15 days 7. Control mode: button control, mobile APP control 8. Compatible system: Android 4.3 and above, iOS 8.0 and above 9. Product Language: Bracelet can support multiple languages, APP "JYouPro" 7 languages: Chinese, English, Russian, Ukrainian, French, Portuguese, Spanish 10. Screen size: 0.96 inches TFT 80*160 11. Features: dynamic and static heart rate, blood pressure, information push 12. Main features: heart rate, step counting, calories, distance, stopwatch, sleep monitoring, call reminder, alarm reminder, information push 13. Packing list: wristband body, wrist strap, charging cable, instruction manual