Not AvailableComfortable Design: The ergonomic form provides a comfortable fit for your hands, so you'll never miss out in the heat of battle during long hours of gameplay. DPI Adjustment: On-the-fly sensitivity adjustment through a dedicated DPI adjustment button for gaming as well as creative work. Advanced PBUtton Programming: Allows for button remapping and assignment of complex macro functions LED Light Immersion: With adjustable RGB light modes enables you to customize your gaming aesthetics Maximum Accuracy: Small, tactile bumps increases grip and allows for more controlled scrolling in high-stakes gaming situations