Sensei is one of the latest high performance mice from SteelSeries, coming with some features from its predecessor like the shape and the LCD underneath and its power is now doubled with the included 32bit ARM processor. The SteelSeries Engine application helps us customize easier features like ExactSens, ExactAim, ExactAccel or FreeMove and for the top LEDs we can choose one of the 16.8 million possible colors.