The Rival 300 brings together unmatched performance, an all-new design, and high levels of customization to make it the ultimate professional-grade, right-handed mouse. This mouse offers cutting-edge features including an optical sensor with zero acceleration, new long-lasting SteelSeries switches (> 30 million clicks), and ideal ergonomics for enhanced comfort. The ergonomic grip is accentuated by the injection molded rubber side grips and intuitive, ergonomic button placement. Rival can be customized through a host of features including response time, adjustable buttons, dual lighting zones, our ExactTech settings, and a 3D printable nameplate. Rival surpasses the competition in performance, features and value.