Feature: 1. 1.9inch touch screen, IP67 waterproof performance, 240*280 resolution, high-definition large screen display, picture details are clear and vivid, Bt call。 2. Rich apps (voice assistant, weather, calculator, calendar, stopwatch, women\u0027s health alerts) and more. 3. By accurately recording steps, miles, and calories, you can sync your phone\u0027s data as well as view historical data. 4. Support continuous measurement of heart rate, blood pressure and blood oxygen, always pay attention to health indicators, measurement results directly displayed on the watch. 5. The bracelet syncs with your phone. When your phone has a call, message or notification on wechat, the band will remind you not to miss important messages. 6. The Sleep Monitor function automatically identifies your night\u0027s sleep, and then confirms and improves your sleep habits through the sleep analysis function. A variety of dial at will switch. Specification: Features: 1.9inch touch screen, IP67 waterproof performance, 240*280 resolution, high-definition large screen display, picture details are clear and vivid, Bt call。 Rich apps (voice assistant, weather, calculator, calendar, stopwatch, women's health alerts) and more. By accurately recording steps, miles, and calories, you can sync your phone's data as well as view historical data. Support continuous measurement of heart rate, blood pressure and blood oxygen, always pay attention to health indicators, measurement results directly displayed on the watch. The bracelet syncs with your phone. When your phone has a call, message or notification on wechat, the band will remind you not to miss important messages. The Sleep Monitor function automatically identifies your night's sleep, and then confirms and improves your sleep habits through the sleep analysis function. A variety of dial at will switch. Specification: Chip :RTL8762D+HN333 Screen size :1.9 inch Screen resolution :240*280 BT version :V5.0 Waterproof class :IP67 Battery capacity :230mAh Charging time: about 2.5 hours Battery life: Use for 7 days, standby for 15 days System compatibility :Android 5.0 or later, iOS 10.0 or later Available languages: Chinese, Traditional, English, German, Russian, Spanish, Portuguese, French, Japanese, Arabic, Dutch, Italian, Czech, Greek, Hebrew, Indonesian, Malaysian, Polish, Vietnamese, Turkish Packing list: 1*Watch 1*Charging cable 1 * User manual Package List: 1*Watch 1*Charging cable 1 * User manual