G502 X LIGHTSPEED is the latest addition to legendary G502 lineage. Featuring our first-ever LIGHTFORCE hybrid optical-mechanical switches and updated LIGHTSPEED wireless protocol with 68% faster response rate than the previous generation. G502 X LIGHTSPEED is the latest addition to legendary G502 lineage. Redesigned and reinvented with the most innovative gaming technologies, including our first-ever LIGHTFORCE hybrid switches, LIGHTSPEED pro-grade wireless, and HERO 25K. G502 X LIGHTSPEED is also POWERPLAY compatible—so it never runs out of power. 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. Pro-grade connectivity, now with an updated protocol achieving 68% faster response rate than the previous generation. With the incredible efficiency of LIGHTSPEED technology, G502 X LIGHTSPEED also achieves up to 140 hours of battery life. 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 unrivaled 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. Spin the lightened wheel freely in hyperfast mode. Switch with a click to ratcheted mode for precise scrolling. Tilt left and right for two additional, fully programmable controls.