The Corsair Nightsword RGB wired gaming mouse has an 18,000 DPI optical sensor, weight calibration, and a center of gravity detection system. It comes with two sets of weights and six mounting locations, allowing for 120 different weight and balance configurations. The Corsair-exclusive software detects the mouse's center of gravity in real-time and adjusts the weight and balance between 119g and 141g. The Nightsword RGB has a contoured shape and high-performance rubber grips, making it comfortable and precise for gaming.