1. CPURealtek8763EW 2. Bluetooth: BLE5.2 3. Heart rate sensor: LC11S 4. Gravity sensor: SC7A20 5. Display screen: 1.85 inch TFT HD screen, 240x280 resolution 6. Battery type: 260mAh 7. Battery life: about 35 days in standby, 5-7 days in normal use 8. Waterproof grade: IP67 9. Support APP: glossFit 10. System requirements: Android 4.4 and above, iOS 9.0 and above 11. UI language: Chinese, English, Korean, Japanese, German, Hindi, Polish, Indonesian, Trkiye, Netherlands, Czech 12. APP supports languages: Ukrainian, Russian, Indonesia, Trkiye, Hebrew, German, Italy, Czech, Slovakia, Japanese, French, Polish, Thai, Simplified Chinese, Traditional Chinese, Romania, English, Portugal, Mongolian, Spain, Vietnam, Arabic, Korean 13. Information push languages: English, Russian, Indonesian, German, Italian, Czech, Japanese, French, Polish, Simplified Chinese, Traditional Chinese, Portuguese, Spanish, Arabic, Korean, Dutch, Hindi, Armenian, Syrian, Bengali, Sikh, Gujarati, Oriya, Telugu, Lao, Myanmar, Georgian Korean, Ethiopian, Cherokee, Mongolian, Javanese, Khmer 14. Functions: Bluetooth phone call, heart rate/blood pressure/blood oxygen monitoring, sleep monitoring, body temperature measurement, breathing training, 100+ sports models, raise to wake, message reminder, weather forecast, flashlight, clock display, alarm clock, SOS, small games, calculator, female physiological cycle, music remote, customized dial, long sitting reminder, no disturbance mode, looking up bracelet, remote camera, step counting, distance, calories 15. Material: ABS+PC watch body, TPU watch band