1. Material: zinc alloy + vacuum plating + PC + ABS + medical grade 316 stainless steel sheet + silicone strap 2. Compatible system: Android 4.4 and above, iOS 8.2 and above 3. Processor (MCU main control): NORDIC 52832 4. Inflatable blood pressure measurement chip: BP006 dedicated for oscillometric blood pressure function 5. Inflatable air pump: MAC20A micro piezoelectric pump 6. Body temperature sensor: CT1711 7. Photoelectric PPG analog front end (PPG AFE): HX3605 8. Blood oxygen sensor: PD: OSRAM SFH2703 9. Acceleration sensor: STK8321 3-axis sensor (G-SENSOR) 10. Display screen: 1.65-inch TFT high-definition screen, resolution: 240*295DPI 11. Battery capacity: pure cobalt lithium battery 220 mAh, 7-10 days of use, 30 days of standby (measured) 12. Bluetooth: 4.2BLE (low power consumption) 13. Charging interface: magnetic charging with short circuit protection 14. Charging time: 2-3 hours 15. The watch supports languages: Chinese, English, Traditional, Japanese, French, German, Italian, Spanish, Russian, Portuguese, Malay, Korean, Polish 16. APP supports languages: Chinese, Traditional, English, Japanese, German, Russian, Italian, French, Spanish, Portuguese, Thai, Czech, Greek, Polish, Vietnamese, Turkish, Romanian, Hungarian English, Danish, Finnish, Arabic, Ukrainian, Hebrew, Persian, Irish, Slovak, Norwegian, Korean, Croatian, Swedish 17. Main functions: precise air pump blood pressure measurement, independent precise blood oxygen measurement, precise body temperature measurement, real-time heart rate measurement, photoelectric automatic blood pressure measurement, sleep monitoring, respiration rate measurement, heart rate alarm, remote care for family and friends, multi-sport mode, exercise Measurement (step/calorie/distance, sedentary reminder, wrist lift to brighten the screen, anti-lost reminder, message push, incoming call reminder/rejection, mobile phone music control, 7-day scrolling storage of historical data, remote photography, WeChat sports synchronization, and more watch face switching, alarm clock, etc. 18. Watch size: 47x37x14.5mm 19. Strap size: 22x265mm
