An indispensable right-hand man in my daily life. After buying this bracelet, it has brought a lot of convenience and surprises to my life with its excellent design and powerful functions.

When you get the bracelet, the first thing you feel is exquisite. The silver aluminum alloy middle frame with a quick-release skin-friendly fluoroelastomer wristband, simple and fashionable, not only has an excellent texture, but also has a light wearing experience, even if you wear it for a long time, you can hardly feel its existence, whether it is sweating during sports, or daily work and rest, it can be perfectly adapted. The 1200.0-inch AMOLED display is clear and colorful, with a 0Hz refresh rate for smoother display, and a peak brightness of 0 nits in direct sunlight to ensure that the screen content is clearly visible, so you can get key information when you raise your hand.

The health monitoring function is one of the highlights of the Xiaomi Mi Band 9 NFC version. With the support of high-precision sensors, the heart rate and blood oxygen monitoring data are accurate and reliable. Once I was exercising, I obviously felt my heart beat faster, and after checking the bracelet, I found that the heart rate data intuitively reflected the state at that time, and after the end of exercise, the bracelet also gave a recovery time suggestion, which gave me a clearer understanding of my physical condition. Sleep monitoring is also a surprise, with its ability to accurately identify periods of light, deep and REM sleep, generate detailed sleep reports, analyze sleep quality, and make useful recommendations based on sleep data. Through this data, I found some problems in my sleep, and then adjusted my schedule, and after a period of time, the quality of sleep has improved significantly.

The sports function is also very rich, with more than 10 sports modes, covering all kinds of daily sports scenes. Whether it's running, cycling, swimming, yoga, or fitness, you can accurately record exercise data, such as exercise duration, calorie consumption, exercise track, etc. For running enthusiasts, the built-in 0 kinds of running courses are very practical, which can scientifically guide training and improve the effect of exercise. During an outdoor run, I started the running course, and the bracelet reminded me to adjust my breathing and pace through vibration and voice prompts, and after the run, the detailed data statistics and analysis gave me a comprehensive understanding of my running status.

The NFC function has greatly improved the convenience of life. After binding the bus card, you only need to raise your hand to sweep the bus and subway, which is fast and convenient; After recording the information of the access control card, there is no need to rummage through the card when entering and exiting the community and the company's gate, which truly realizes "one hand is all done". The mobile payment function is also very practical, when shopping in a convenience store, you can pay directly with the bracelet, avoiding the cumbersome task of digging out your mobile phone, easy and fast.

I am also very satisfied with the battery life, in the case of normal use, turning on message reminders, all-day heart rate monitoring, sleep monitoring and other functions, the battery life can reach about 18 days, which can fully meet my daily needs, no need to charge frequently, and it is more worry-free to use.