The Xiaomi Watch S4 is designed for active individuals who value connectivity and functionality. Featuring a vibrant 1.43-inch AMOLED display, this smartwatch supports a resolution of 466 x 466 pixels, ensuring clarity and visibility in various lighting conditions with a peak brightness of 1500 nits. With a robust 486 mAh rechargeable battery, it provides prolonged usage, making it a companion for both daily activities and sports. Equipped with an array of sensors, including a heart rate monitor, blood oxygen sensor, and GPS, the Watch S4 tracks multiple fitness metrics such as calories burned, sleep patterns, and stress levels. Its customizable watch faces and interchangeable bezel design allow for personalization, while multifunctional features like hands-free calling, camera remote control, and SOS call enhance usability. Additional features such as gesture control, weather updates, and support for over 150 sports modes cater to a variety of preferences, ensuring a comprehensive experience for users.