OLED Black & White Topographic Contour Lines | 12 Hour 4K 60FPS Screensaver

🖤🤍 A 12 hour long seamless loop of smooth white contour lines on a completely black OLED-ready background. 🖤🤍 4K UHD • 60 FPS • Seamless loop #Topography #ContourLines #OLED #Screensaver #Wallpaper #4K