1. Chip: Realtek 8762C 2. Waterproof: IP68 3. Display size: 1.1-inch high-definition color touch screen 4. Display resolution: 240*240 pixels 5. Sensors: heart rate sensor, proximity sensor, accelerometer 6. Bluetooth: BLE 5.0 7. Battery capacity: 200 mAh Li-polymer battery 8. Battery life power saving mode: up to 30 days; smart watch mode: up to 15 days 9. Charging time: about 1.5 hours 10. Smartphone compatibility: Android 6.0 or iOS 9.0 and above 11. System supported languages: Chinese, English, Portuguese, German, Turkish, Spanish, French, Italian, Arabic, Russian, Dutch, Korean, Japanese, Indian, Czech, Polish, Indonesian Arts 12. GloryFit APP supports languages: Simplified Chinese, Traditional Chinese, English, Italian, Portuguese, Korean, Japanese, German, Spanish, French, Arabic, Hindi, Polish, Russian, Dutch, Turkish Chinese, Indonesian, Czech 13. Supported languages for message push: Simplified Chinese, Traditional Chinese, English, Portuguese, German, Spanish, French, Italian, Arabic, Korean, Japanese, Hindi, Polish, Russian, Dutch, Turkish Chinese, Indonesian, Czech 14. Functions: time / date, alarm clock, timer, stopwatch, wrist based heart rate (constant, per minute), daily resting heart rate, abnormal heart rate alarm, SpO2 level measurement, female health tracking, blood pressure monitoring, sleep score and insight, calorie burning tracking, smart notification, weather, control smartphone music, find my phone, find my watch Do not disturb mode, mobile reminder, pedometer, mobile bar (displayed on the device after a period of inactivity; walk for a few minutes to reset it), automatic goal (understand your activity level and assign daily step goal), calories consumed, real-time pace & distance Sports mode (walking, outdoor running, indoor running, swimming, cycling, rope skipping, table tennis, badminton, tennis, mountaineering, basketball, football, baseball, volleyball, cricket, rugby, hockey, spinning, dancing, gymnastics, jumping, rowing, sit ups, yoga) 15. Material: aluminum alloy + stainless steel + silicone 16. Band width: 18mm 17. Wrist circumference: 125-200mm 18. Dial size: 39.5 x 39.5 x 11.5 mm 19. Weight: 36.8 grams