Realme Watch Black. Key Features 1.4 Large Colour Display Real-time Heart Rate Monitor Intelligent Activity Tracker Smart Notifications Personalised Watch Faces Blood-oxygen Level Monitor 14 sports modes. Vivid Colors Smooth Touch 1.4 inch Large Color Touchscreen with a high resolution of 320 x 320 pixels can display vivid & lifelike visuals which are so captivating that you'll never want to look away. Its responsive touch lets you effortlessly control the watch. Personalised Watch Faces Choose one among the 12 built-in exquisite watch faces & change your look for every occasion. You can also download additional trendy watch faces from the realme Link App for a fresh look every time you power-on the watch. Track Your Health On the Go Monitor your blood oxygen saturation level (Sp O2) intelligently & always be aware of changes to your body to avoid health problems in the long run. Specially for those who perform high-intensity physical or mental workouts monitoring the blood oxygen saturation is essential. Record Every Heartbeat The built-in high-precision PPG optical heart rate sensor supports 24-hour uninterrupted heart rate monitoring & measures your heart rate quickly & precisely. You will be also alerted if your heart rate is too high or too low in time to protect your health throughout the day. IP68 Water Resistant The realme Watch is IP68 water resistant which means you don't have to take it off while washing your hands. Every watch is rigorously tested for reliability before leaving the factory & its excellent quality means that you can use it worry free..