Ultra-large 1.97" AMOLED display Metal middle frame, rotating crown and all-new quick release mechanism Up to 20 days battery life Built-in multi-system GNSS Supports Bluetooth® phone call Versatile analysis of heart rate, SpO2, sleep, and more Major display upgradeExperience the biggest screen ever on the Redmi Watch, boasting a 26% increase in display area. Paired with a 60Hz high refresh rate, it delivers incredibly smooth and silky visuals. LTPS 5 Hz 60 Hz high refresh rate Up to 600 nits brightness Aluminum alloy frame with a stainless steel rotating crownRedmi Watch 4 adopts a sturdy and reliable aluminum alloy frame* for the first time for a more elevated design feel. The exquisite stainless-steel rotating crown adds high-end finesse to even the smallest details and its gentle spin gives a more comfortable experience.All-new quick-release structureUpgraded next-gen quick-release structure makes strap replacement easier. Diverse strap options* mean you can switch up your style on a whim.200+ stylish watch facesDiscover our extensive range of chic watch faces to match your unique style. Featuring a variety of fun watch faces and customizable components, style and functionality are yours to command.20-day battery lifeOutfitted with a sizeable battery and an energy-efficient chip optimized for longevity. Enjoy a 20-day extra-long battery life in typical usage mode. Portable magnetic charging lets you power up with a simple touch, for worry-free use. AOD mode: 10 days Long battery mode: 30 days Typical usage mode: 20 days -25% system power consumption Bluetooth phone callRedmi Watch 4 connects to your smartphone via Bluetooth, allowing you to view and reject calls on your watch, and engage in conversations with the built-in microphone and speaker without the need to take out your smartphone.4-channel PPG sensor configurationGreater monitoring accuracy. The PPG sensor configuration has been upgraded to include 4-channel to help increase health monitoring accuracy.Smart sleep monitoringWith the help of scientific, meticulous sleep monitoring technologies, the watch records your real-time sleep condition at different stages, such as deep sleep, light sleep and REM, improving your sleeping habits and quality.All-round health monitoring Blood oxygen saturation monitoring throughout the day. Sends vibration alerts when blood oxygen saturation is too low. Heart rate monitoring throughout the day. Continuous and precise heart rate monitoring safeguards your cardiovascular health at all times. Stress monitoring. Breathing exercise prompts will be sent when your stress level reaches 80 twice in a row during your awake time. 150+ sports modesIt caters to a wide array of professional sports modes, including outdoor and indoor running, walking, cycling, and more. Before your exercise, you can warm up following the motion pictures of a professional coach and get the right posture to reduce sports injuries.Independent satellite positioningEquipped with an independent GNSS chip, it works in tandem with your smartphone or on its own. Five satellite positioning systems are supported to accurately track your every step.5 ATM Professional water resistanceWith 5 ATM water resistance, it is suitable for 18 aquatic sports, allowing you to enjoy your aquatic time with ease. The automatic water drainage function brings you utmost convenience.Daily health data at your fingertipsDaily health statistics, such as heart rate, fitness, and sleep, are shown in detail to provide a clear picture of your health. Syncing data with Strava and Apple Health is also made easy.24-hour security protectionIn case of emergencies, press the crown button three times quickly to alert your emergency contact. Your safety is always the top priority.
