1. Bluetooth call: This smart watch supports Bluetooth call function, and can realize audio call function when used with a smartphone. You can answer or reject calls directly through your watch, and you can answer calls at any time even when it's inconvenient to take out your phone. 2. Heart rate monitoring: The smart watch has a built-in heart rate sensor that can monitor heart rate changes in real time. Through heart rate changes in different time periods, the watch can evaluate your health status and provide corresponding suggestions and health tips. 3. Blood pressure monitoring: The watch also has a blood pressure monitoring function, which can measure changes in your blood pressure through sensors. Blood pressure monitoring can keep track of your blood pressure status and detect potential health problems early. 4. Female menstrual period reminder: This smart watch also supports the female menstrual period reminder function, which can accurately predict each of your menstrual periods and remind you to perform corresponding backup and maintenance in a timely manner. 5. Exercise recording: The smart watch supports exercise recording function, which can help you record daily exercise data, including steps, calories, exercise duration, etc. Depending on your exercise data and physical condition, smartwatches can be tailored to different needs.