F21 1.14 Inch TFT Color Screen Smart Bracelet, Support Call Reminder/ Heart Rate Monitoring /Blood Pressure Monitoring/Sleep Monitoring/Blood Oxygen Monitoring (Black Red)

1. Size: 260 x 24 x 13 mm

2. Charging mode: magnetic suction charging line

3. Batteries: Polymer Lithium Ion Batteries

4. Battery capacity: 100 mAh

5. Standby time: 7-10 days

6. Charging time: about 2 hours

7. Bluetooth version: 4.0

8. Waterproof grade: IP68

9. Tape material: silicone

10. App operating system: IOS 8.0 or more, Android 4.4 or more

11. Supporting Languages: Simplified Chinese, Traditional Chinese, English, German, Russian, Japanese, French, Korean, Portuguese, Spanish, Italian, Persian, Vietnamese

12. Main functions: heart rate monitoring, blood pressure, pedometry, distance, calories, sleep monitoring, stopwatch, countdown, caller reminder, information reminder, alarm clock reminder, loss-proof reminder, sedentary reminder, female physiological function reminder, remote control photography, wrist light screen, etc.

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