DT102 1.9-Inch Heart Rate/Blood Oxygen Monitoring Bluetooth Call Watch With NFC Function, Color: Silver Steel

1. APP: Wearpro
2. Chip: Realtek RTL8762DK
3. Heart rate sensor: Tianyi Hexin HX3605
4. Bluetooth: Dual Bluetooth 5.0
5. Screen size: 1.9-inch square screen
6. Screen resolution: 240 x 283
7. Screen type: IPS full-view color screen
8. Compatible systems: supports Android 4.4 and above, IOS 10.0 and above
9. Functions: Breathing training, dial push, stopwatch, brightness adjustment, multi-sport mode, sleep, heart rate, information, music control, remote photography, weather, find mobile phone (used by connecting to mobile phone), Bluetooth calling, Bluetooth music playback, password protection , calculator, split-screen display, shortcut widget, weather, female assistant, massager, Alipay, voice assistant, my QR code
10. APP supports languages: Chinese, Traditional Chinese, English, Korean, German, Spanish, Japanese, French, Italian, Russian, Portuguese, Arabic, Ukrainian, Thai
11. Device support languages: English, Chinese, Traditional Chinese, Danish, Greek, Latin, Romanian, Turkish, Hebrew, Czech, Polish, Spanish, German, Russian, Portuguese, French, Japanese, Italian Chinese, Vietnamese, Korean, Arabic, Persian
12. Battery model: 521726 polymer
13. Battery voltage: 3.7V
14. Battery capacity: 260mAh
15. Battery life: 5-7 days of normal connected use, 15-25 days of standby (connected use depends on personal usage)
16. Charging method: wireless charging
17. Charging time: about 3 hours
18. Operation mode: touch + button
19. Waterproof level: IP68
20. Total length of wristband: 248mm
21. Strap width: 20mm
22. Watch size: 44 x 38 x 11mm
23. Net weight: 35 grams