2.HD resolution (360*360) display
3.Continuous heart rate monitoring, precise sleep monitoring, blood oxygen saturation monitoring, HRV, prediction of menstrual period ，ovulation reminder，blood pressure monitoring
1. The product is not a medical device. Message content is for reference only, and should not be used for clinical diagnosis.
2. Not applicable to users under age 18, or those diagnosed with other types of arrhythmia. Please read the instructions thoroughly.
3. This app is not a medical device. Data obtained during the use of this app is for reference only, and should not be used for medical research, diagnostic, or treatment purposes. Please read the Instructions thoroughly.
4. This product can be worn during shallow water activities, such as swimming in pools and shallow waters along the coast, but not for long periods of time in the water. It should not work in hot showers, hot springs, or saunas (steam rooms), nor during platform dives, high-pressure rinsing, or other activities that involve high water pressure, high temperatures, high levels of humidity, or fast-flowing water. It is not suitable for scuba dives, or technical dives. Rinse off the watch with fresh water after using it in ocean water. Leather and metal straps are not designed to withstand swimming or sweat. It is recommended that you wear other types of straps, in such scenarios. Water resistance is not permanent, and protection may decrease with daily wear and tear.