Smart Band 8 Pro, High-Resolution Large 1.74" AMOLED Display Black

1.74”AMOLED screen,60Hz high refresh rate,336PPICorning GG3 cover glass, more solid compare to 7proSupport ambient light sensor that allow the display brightness to automatically adjust for your eyes, 4-channel monitoring channel(Increase heart rate accuracy by 10% and blood oxygen accuracy by 5%)All-day SpO2 level tracking, continuous sleep monitoring, 24-hours heart rate monitoring, and sleep breathing monitoring, 150+ workout modes to record your heart rate and burned calories.10 on-wrist running courses, could vibrate and light the screen to remind you to meet your heart rate and pace goals.3D warm up and Relaxation Private Education Courses, Built-in GNSS Support independent GNSS, supporting 5-star positioning system: Beidou, GPS, GLONASS, Galileo, qzss.Up to 14-day battery lifeSupport 14 days daily use and 6 days AOD use. 5ATM water resistanceSupports 50 meter deep waterproofing