The SteelSeries Sensei has been reviewed, celebrated and crowned the world’s most customizable mouse for gamers. Choose from 16.8 million color options in 3 separate illumination zones—on the logo, wheel and CPI Indicator. With second-to-none accuracy during movements, the Sensei offers precision down to the level of a single pixel. Its 32 bit ARM processor enables advanced on-mouse calculations which allows a completely personalized setup and additional functionality for all 7 buttons. The comfortable shape with the slick non-slip metal coating and the ergonomic button placements allow users to be faster, more accurate and play longer.