Features : - High-performance gaming mouse with 16,000 dpi optical sensor, 40 g acceleration, 400 ips, 1000 Hz polling rate and adjustable lift-off distance - Programmable, detachable joystick with 256-level Analog or 4-way directional Digital mode for superior in-game control - Screw-less design with magnetic buttons and cover provide easy access to ROG-exclusive push-fit switch sockets and adjustable weight - Pivoted button mechanism offers responsive mouse clicks with a tactile feel - Simply add or remove the adjustable 13.6 g weight for an overall weight of just 97 g or 111 g;DPI On-The-Scroll fine-tunes sensitivity levels without software, and a dedicated button switches between four preset levels instantly(Chemicy Gaming)