TK79 1.47 inch IP68 Waterproof Smart Watch, Support ECG Blood Glucose Blood Oxygen Monitoring Uric Acid 1. Main control chip: Realtek 8762D 2. ECG sensor: VC8808 3. Waterproof level: IP68 4. Weight sensor: ST8321 5. Display: 1.47-inch TFT HD screen 6. Strap material: silicone 7. Battery capacity: 260mAh 8. Operation mode: full touch + encoder 9. Wrist circumference: 120-200mm 10. Shell material: alloy + stainless steel + PC 11. Charging method: magnetic suction 12. Operating temperature: -5~45 degrees Celsius 13. Watch supported languages: Simplified Chinese, English, Japanese, Korean, French, German, Polish, Italian, Spanish, Russian, Portuguese, Swedish, Turkish 14. APP supports languages: Chinese, Traditional Chinese, English, Japanese, Korean, German, Russian, Spanish, Italian, French, Portuguese, Swedish, Turkish, Polish, Croatian, Slovenian, Mongolian 15. Support functions: Manual test: pulse therapy, one-click micro-physical examination, five internal organs detection, body fat composition analysis, ECG test, stress test Automatic monitoring: uric acid, blood lipids, blood sugar, heart rate, blood oxygen, blood pressure, body temperature, sleep monitoring 16. Other functions: multi-sports mode, womens health, breathing training, sedentary reminder, weather, message reminder, music control, timer, stopwatch, alarm clock, find phone