- Display screen: 1.955 TFT; Resolution: 320 * 386; IP67 waterproof rating-2， CPU：AB5691； Memory: 128MB-3. Bluetooth 5.3; Support calling; APP Name: FitcloudPro-4. Battery capacity: 300mah; Battery life: 3-5 days-5. Supports functions such as heart rate, blood oxygen, sleep, weather, and women's health-6. Language package of 21 countries: Chinese, English, Russian, Arabic, Vietnamese, Denmark, Thai, Polish, Persia, Spanish, Malay, Greek, French, Italy, German, Portuguese, Türkiye, Romania, Hebrew, Burmese, Ukrainian