The HUAWEI WATCH 4 Pro smartwatch evaluates the user's health and physical condition, increases the comfort of interaction with the smartphone, allows you to take calls and listen to music. The One-Touch Health Assessment function monitors 7 key parameters - heart rate, blood oxygen level, breathing, cardiovascular health, stress, sleep quality. Measurement results can be printed or shared online. The updated TruSleep 3.0 technology provides up-to-date recommendations for improving the quality of night's rest.