XIAOMI Watch S4 Smartwatch Black

Impressive display It features a large 1.43" AMOLED screen that delivers clear and smooth visuals, and an amazing high-brightness mode of up to 1500 nits. Up to 15 days of battery life The extended battery life of 15 days allows for over two weeks of use, so you don't have to pack your watch charger for short trips. A quick 5-minute charge is enough for two days of use. Timeless design The enhanced rotating crown offers a refined touch experience. Rotate the crown for quick access to widgets and message previews for better reading efficiency. Beautiful aluminum alloy frame with a high-gloss texture resembling stainless steel, produced via a physical vapor deposition (PVD) process. Inspired by traditional watches, the Xiaomi Watch S4 offers a wide range of iconic and modern interchangeable bezels, made from high-quality materials that represent a distinctive and creative style. Health and fitness It measures heart rate, stress, blood oxygen levels, and sleep. A micro-physical examination report is generated in about 60 seconds. It includes new breathing exercises, such as relaxing, concentrating, napping, and deep sleep. The combination of a highly accurate heart rate sensor module and a patented algorithm increases the accuracy of heart rate measurement on the watch to 98%. Thanks to Xiaomi's independently developed algorithm and the Mi Fitness app, the Xiaomi Watch S4 can monitor your health more accurately. It is now compatible with Health Connect and popular training apps such as Strava and Suunto, for even more flexibility and convenience. More than 150 sport modes The independent dual-band GNSS chip ensures accurate positioning in all five major satellite systems, allowing you to track outdoor activities quickly and accurately. There are professional courses and scientific training sessions to help you keep making progress.