Lightweight Gen-3 Optical Switches, Razer Cobra Wired 58g From the manufacturer: Black Chroma RGB Lighting with Underglow Accurate 8500 DPI Speedflex Cable Previous page 58g Lightweight Design Play Video Fast, accurate control is made possible by its comfort and ability to accommodate the majority of grip styles. Next page: Optical switches Gen-3, lightweight, chroma-red, 8500 DPI optical sensor, speedflex cable The page before Compl