1. 1.3-inch TFT color screen, 240x240 2. Bluetooth version: 4.0 3. Battery: Lithium polymer battery 4. Battery capacity: 240mAh 5. Standby time: 15 days, 5 days for normal use 6. Charging: Magnetic charging 7. Charging time: 2 hours 8. Waterproof grade: IP67 9. Strap Material: Silicone 10. Strap size: 24cm 11. APP: Mecare 12. The watch supports languages: English, Chinese, Russian, German, French, Japanese, Spanish, Italian, Portuguese, Korean, Polish, Malay, Traditional Chinese 13. Functions: blood pressure monitoring, electrocardiogram monitoring, blood oxygen monitoring, heart rate monitoring, heart rate alarm, body temperature monitoring, AI auxiliary diagnosis report, sleep monitoring, alarm clock reminder, sedentary reminder, SMS reminder, WeChat reminder, QQ reminder, call reminder, Turn the wrist to brighten the screen, refuse to answer the phone, exercise running mode, find the bracelet, exercise pedometer, exercise track, calories, weather forecast, WeChat exercise, information storage, IP67 waterproof, relatives and friends care.