G502 X is the latest addition to the legendary G502 lineage. Redesigned to achieve an impressive weight reduction down to 89 grams. Featuring our first-ever LIGHTFORCE hybrid optical-mechanical switches and HERO 25K sub-micron sensor.Breakthrough hybrid optical-mechanical switches achieve higher levels of speed and reliability through optical actuation. While mechanical actuation maintains the crisp, tactile feedback that players demand.Our most advanced gaming sensor achieves sub-micron accuracy with zero smoothing, filtering and acceleration. With superior tracking and smart energy consumption, HERO 25K delivers unrivalled performance, power efficiency and precision.We redesigned the DPI-Shift button so you can choose the right configuration for your grip and style. Remove and reverse to bring it closer to your thumb, or replace it with the included blank cover.Iconic G502 design meets an impressive weight reduction down to 89 grams thanks to thin-wall exoskeleton for minimum materia