SteelSeries Guild Wars 2 Gaming Mouse Award Wining Ergonomics ambidextrous shape and size optimized for all types of gamer grips palm claw and swipe Gaming Grade switches approximate lifespan of 5 million clicks Red LED illumination and pulsation found at the CPI. Toggle and scroll wheel and Guild Wars 2 logo 7 ergonomically placed programmable buttons Official Guild Wars 2 artwork and colors co-designed by ArenaNet Supported by Steel Series Engine technology offering operation configuration customization and advanced macros across Steel Series peripherals XL-size High performance UPE material feet for a smooth consistent glide