XIAOMI Watch S4 41mm, Smartwatch, 41mm case diameter, Ultra lightweight 32g body, Menstrual cycle prediction, 150+ sports modes, Safety guardian features, HyperOS 3, Fluororubber Strap(Black)

Xiaomi Watch S4 Smartwatch. Introducing the XIAOMI Watch S4: Elevate your style and wellness with this sophisticated smartwatch. Featuring a revolutionary interchangeable bezel design and hundreds of watch faces, it´s the ultimate personalized accessory. Monitor your health 24/7 with advanced heart rate and SpO2 tracking, detailed sleep analysis, and stress management tools. Unleash your athletic potential with over 150 sports modes and ultra-precise dual-band GNSS. Experience a stunning AMOLED display, seamless Xiaomi HyperOS, and long-lasting battery life, all packed into a 5ATM water-resistant, stylish design. XIAOMI Watch S4: Redefine Your Style and WellnessDiscover the next evolution in wearable technology with the XIAOMI Watch S4, a masterpiece of design and intelligence crafted for the modern adult. This premium smartwatch seamlessly merges sophisticated aesthetics with powerful health and fitness tracking, creating an indispensable companion for your daily life. The Watch S4 is more than a timekeeper, it´s a statement of style and a commitment to your well-being, engineered to adapt to every facet of your world.A New Look for Every MomentExperience unprecedented customization with the revolutionary interchangeable bezel design. Effortlessly swap your watch´s look in seconds to match your outfit, mood, or occasion. From a classic, polished stainless steel for business meetings to a vibrant, textured bezel for your weekend adventures, the XIAOMI Watch S4 ensures your style is always uniquely yours. This innovative feature, combined with hundreds of dynamic and AI-enhanced watch faces, offers limitless possibilities for personal expression.Your 24/7 Health CompanionTake control of your health with a suite of advanced monitoring capabilities. The Watch S4 is equipped with an upgraded 12-channel PPG sensor for exceptionally accurate `wrist heart rate` tracking, providing continuous monitoring and alerts for high or low heart rates. Stay informed with all-day Blood Oxygen (SpO2) saturation monitoring, offering a deeper insight into your body´s respiratory health. Meticulously track your sleep stages—deep, light, REM, and even naps—with our new advanced algorithm that provides a detailed sleep score and actionable advice to improve your rest. Integrated stress monitoring and guided breathing exercises help you find moments of calm in a busy day.Unleash Your Athletic PotentialWhether you´re a seasoned athlete or just beginning your fitness journey, the XIAOMI Watch S4 is your ultimate training partner. Choose from over 150 dedicated sports modes, including running, cycling, swimming, and HIIT. The built-in dual-band L1+L5 GNSS chip taps into all five major satellite systems (GPS, GLONASS, Galileo, QZSS, and BeiDou) for incredibly fast and precise location tracking, ensuring your outdoor routes and distances are recorded with pinpoint accuracy. With a 5ATM water resistance rating, you can confidently take your watch from the track to the pool.Stunning Visuals, Seamless ExperienceYour world comes to life on the brilliant 1.47-inch AMOLED display. With a high-resolution screen, ultra-smooth refresh rate, and peak brightness of 600 nits, every detail is crisp and vibrant, even in direct sunlight. The always-on display functionality keeps essential information just a glance away. Powered by the next-generation Xiaomi HyperOS, the Watch S4 delivers a fluid, intuitive user experience with seamless connectivity. Answer calls directly from your wrist via Bluetooth, make contactless payments with NFC, and control your smart home devices with ease. All this power is backed by an extraordinary battery life, offering up to 15 days of typical use on a single charge.Technical Specifications:* Resolution: 480x480 pixels* Dimensions: 47.6mm x 47.6mm x 11.8mm* Sensors: Advanced `wrist heart rate` sensor (with blood oxygen sensor), accelerometer, gyroscope, ambient light sensor, compass, barometer* Positioning: Dual-band L1+L5, GPS, GLONASS, Galileo, QZSS, BeiDou* Water Resistance: 5ATM* Connectivity: Bluetooth 5.3, NFC* Battery: Up to 15 days typical usage, Magnetic charging* System Compatibility: Android 8.0 or iOS 12.0 and above* Operating System: Xiaomi HyperOS* Target User: Adult. tradeinn Bikeinn

【Design】Premium stainless steel body with multifaceted-cut crown and minimalist lugs inspired by classic wristwatch aesthetics. 41mm compact case, ultra-lightweight 32g, 9.5mm slim profile. 【Health Monitoring】0.1°C high-precision temperature sensor monitors skin temperature 24/7, leveraging temperature patterns to predict menstrual cycles. 【One-Tap Health Check】Heart rate, blood oxygen, stress, and sleep assessed in one tap for a quick health status overview. 【Safety Features】Triple-click crown to auto-call emergency contacts and share location. 3-second long press activates Safety Mode with real-time tracking or siren. 【Ecosystem】XIAOMI HyperOS 3 with Focus Notifications delivers prioritised alerts from system apps and Mi Home for a smarter wrist experience.