1. Main Screen: 1.39 inch; Resolution: 360*360; IP68 waterproof
2. Processor: Ruiyu Realtek 8762DT; Memory: ROM192KB+RAM128MB
3.Bluetooth 5.1; Support for calls
4. Battery capacity: 260 mAh; Usage time: dual Bluetooth for 3-5 days, single Bluetooth for 5-7 days
5. Supports multiple training modes, sleep monitoring, real heart rate, blood oxygen and other functions
6. 22 language pack: Chinese, English, Russian, Arabic, Vietnamese, Danish, Thai, Polish, Persian, Spanish, Malay, Greek, French, Italian, German, Portuguese, Turkish, Latin, Romanian, Hebrew, Burmese, Ukrainian”