1. Bluetooth: BLE/5.0 2. Waterproof level: IP67 3. Storage: built-in RAM 64Mb + ROM 64Mb 4. Display screen: 1.75 inches, resolution: 320*385 pixels 5. Battery capacity: 200 mAh 6. Charging method: wireless charging 7. Charging time: about 1.5 hours 8. Standby time: 2-7 days 9. Material: zinc alloy case + IMIL back cover + liquid silicone strap 10. Functions: heart rate/blood pressure/blood oxygen/body temperature/ECG measurement, sedentary reminder, sleep monitoring, Bluetooth answer/reject, caller ID, pedometer (exercise time, mileage, calories), exercise mode (strike, Outdoor running, climbing, cycling, basketball, badminton, table tennis, football), caller ID/reminder, message push, shake to take pictures, Bluetooth music playback, stopwatch, alarm clock, calendar, etc. 11. Wristband UI language: Simplified Chinese, English, French, German, Spanish, Portuguese, Italian, Russian, Polish, Arabic, Thai, Vietnamese, Traditional Chinese, Romanian, Turkish 12. APP support languages: English, French, German, Spanish, Portuguese, Italian, Russian, Polish, Turkish, Arabic, Thai, Hebrew, Simplified Chinese, Vietnamese, Romanian 13. Support mobile phone system: iOS10.0 or above, Android 4.4 or above
