Honor Band 4. Huawei Band 4 Your blood oxygen level is a measurement how much oxygen is reaching your muscles. It is important because low levels mean that you will become easily fatigued during exercise.
In the Health App. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy Safety How YouTube works Test new features Press Copyright Contact us Creators. Shows more metrics such as REM Sleep Deep Sleep etc.
A full display means its not quite as petite as the Fitbit Flex 2 but we think it looks more sophisticated than its fiercest budget fitness.
The Honor Band 4 is a slim and light fitness band. The more exercise you do the better your blood oxygen levels will become. Support walking running cycling mode record running track heart rate trajectory with speed and other sports data. It has a slim body and a sporty strap.