Programmable keys: Thanks to the n programmable control elements, keyboard commands can be assigned to easily accessible keys so that you no longer have to click on screen buttons <br> Integrated memory: Up to three player profiles can be stored in the mouse and switched between computers without having to program them each time. Thanks to the configurable RGB lighting, it is easy to see which profile is currently being used <br> Intuitive: Programming this gaming mouse is very easy. With the help of the user-friendly configuration software, commands can be simply dragged and dropped onto the buttons <br> Comfort: Thanks to the ergonomic, symmetrical shape, the mouse lies comfortably in both hands (the G300s is also ideal for gamers who prefer a smaller mouse) <br> Optical sensor: The optical sensor suitable for games follows fast and slow movements with absolute precision on many different surfaces. The cursor reacts optimally to hand movementsG300s Optical Gaming Mouse Black SZRH A-F<br><br>Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store