Full-Sized, Lightweight: The Dark Matter Super-K is a full-sized, ambidextrous, superlight gaming mouse that uses design innovations to achieve an impressively light 66g weight* Take advantage of swifter movements and less fatigue, without sacrificing ergonomic comfort and precision. Extreme Precision: Extreme weight reduction necessitates extreme performance. The Dark Matter Super-K features an ultra precise 18,000 DPI PixArt optical sensor, the industry’s most respected authority on optical sensors. Ultimate Durability: Longer, more intense gaming sessions need switches that can go the extra mile. The Super-K features switches from industry-leader Omron that are rated for more than 60 million clicks. Enhanced Ergonomics: The ergonomic, full-sized design ensures that various grip styles and hand sizes remain comfortable during extended gaming sessions.