1. Functions: support Bluetooth calls, 4 sets of menu styles, support more than 500 dials, breathing training, custom dials, step counting, brightness adjustment, multi-sport mode, sleep detection, heart rate, blood pressure, blood oxygen, information push, remote Music, remote camera, real-time weather, female assistant, SOS, NFC, screen clock, vibrato control, find mobile phone (connected to mobile phone), Bluetooth music playback, password protection, calculator, calendar, timer, stopwatch, business card, Wallet, split screen display, motion track, voice assistant, alarm clock, do not disturb mode, Alipay, WeChat payment collection
2. App supports languages: Simplified Chinese, English, Russian, Spanish, German, Italian, French, Portuguese, Polish, Dutch, Greek, Turkish, Romanian, Japanese, Chinese (Traditional), Hebrew , Danish, Serbian, Swedish, Czech, Slovak, Hungarian, Arabic
3. Supported languages on the device side: Simplified Chinese, English, Russian, Spanish, German, Italian, French, Portuguese, Polish, Dutch, Greek, Turkish, Romanian, Japanese, Chinese (Traditional), Hebrew Danish, Serbian, Swedish, Czech, Slovak, Hungarian, Arabic
4. Languages supported by the manual: Chinese, English
5. Compatible system: IOS 9.0 and above / Android 5.0 and above
6. APP: RDFit
7. Chip: Realtek RTL8762DT
8. Button type: 2 physical buttons + full code encoder
9. Heart rate sensor: PAH8007
10. Bluetooth: dual-mode: BT3.0; BLE5.0
11. NFC: support
12. Process: zinc alloy + IML
13. Screen size: 1.41 inch TFT HD round screen
14. Screen resolution: 415*415
15. Screen type: IPS full viewing angle color screen
16. Touch screen material: glass
17. Wristband material: silicone
18. Battery capacity: 330mAh
19. Battery life: 5-6 days for normal connection and 25-35 days for standby. (Connection usage depends on personal usage)
20. Charging method: wireless charging
21. Charging time: about 3 hours
22. Machine head size: 46.7x49.8x11.3mm
23. Net weight: 40 grams