NIGHTSWORD GAMING MOUSE CALIBRATE. CONTROL. CONQUER. TIP THE SCALES PRECISE WEIGHT CALIBRATION Two sets of weights and six mounting locations offer 120 different weight and balance configurations. SMART TUNABLE WEIGHT SYSTEM CORSAIR-exclusive software automatically detects the mouse''s center of gravity in real time, allowing you to adjust the weight between 119g and 141g and fine-tune balance to perfectly fit your grip. PRO COMFORT Built with a contoured shape that naturally fits your hand, with high-performance rubber grips inspired by pro sports equipment. POWERFUL PRECISION Hit all your skill shots and stay zeroed-in on your targets. Total sensitivity customization and ultra-accurate tracking are at your disposal with a custom Pixart PMW3391 optical sensor which adjusts in 1 DPI resolution steps. PLAY YOUR WAY INTELLIGENT CONTROL. UNLIMITED POSSIBILITIES. Vivid dynamic RGB lighting control, sophisticated macro programming and full-system lighting synchronization with compatible CORSAIR peripherals, coolers, fans and more.