New sensor, 200-8000DPI adjustable DPI. With 32-bit ARM processor, it bringsaccurate and high speed tracking performance. 16.8 million color. Smart user-define RGB light with personalized effect. Tension system that improves response speed. Comfortable grip and long-lasting lifespan. It is the top choice of manyprofessional game players. 6 programmable button and 1 set on-board memory. Set your own Macro command touse more conveniently. Lightweight design with only 80g weight. Make you move faster. Built-in metal spring tension system in left and right button. Featuring on-boardmemory, you can carry the mouse to many places. Just storethe setting in the mouse, you can use use the setting on many PC. Extra software-free. Use Logitech game software to sync the light color and mode with the Logitechgaming items you use. On-board ARM processor helps improve tracking speed and allow users to storagetheir own Macro command.