Heart Rate/Blood Oxygen/Sleep Monitoring Bluetooth Call Outdoor Waterproof Smart Watch(Green)

1. Display: 1.39 inches 360x360 IPS full touch display2. Chipset: Realtek3. Chipset model: RTL8763EWE4. App: FitCloudPro5. Compatible system: Android5.1 or above, iOS8.0 or above6. RAM+ROM: RAM270KB, ROM128Mb7. Bluetooth version: 5.28. Bluetooth call: yes9. Wireless network: no10. NFC: no11. Sensor: Yes12. Gyroscope: no13. Heart rate sensor: Tianyi Hexin 360514. GPS: no15. Battery capacity: 300mAh lithium polymer battery16. Charging method: magnetic charging cable17. Dustproof and waterproof grade: IP6718. Charging time: about 2.5H19. Battery life: 3-5 days in use, 15 days in standby20. Bluetooth calls: make and answer calls, reject calls, view call records, add contacts21. Sports records: steps, distance, calories, sports mode 100+22. Message notification: information storage, APP notification, etc.23. Health management: heart rate, blood oxygen saturation, blood pressure, sleep tracking, women's menstrual reminder24. Other functions: calculator, stopwatch, weather, alarm clock, AI voice assistant, camera control, music control, playback25. Languages: Chinese, Traditional Chinese, English, Spanish, Portuguese, German, Italian, French, Russian, Japanese, Polish, Vietnamese, Korean, Arabic, Hebrew, Thai, Croatian, Turkish, Czech, Dutch, Indian, Malay, Finnish, Greek, Romanian26. Strap size: total length 255mm, adjustable length 155-235mm27. Material: Main body: plastic + zinc alloy, button: aluminum alloy, wristband: silicone + stainless steel