LIGHTSPEED Wireless: Exclusive Logitech G ultra-fast wireless technology used by pro gamers in competitions worldwide Next-gen HERO 25K Sensor: Logitech's most accurate sensor yet with up to 25,600 dpi for the ultimate in gaming speed, accuracy and responsiveness across entire DPI range 11 Customizable Buttons and Hyper-Fast Scroll Wheel: Assign custom macro and shortcut commands to the buttons for each game with Logitech G Hub software (Use hyper-fast scrolling to rapidly review menus, long web pages and more) Adjustable Weight System: Arrange up to six removable weights inside the mouse for personalized weight and balance tuning LIGHTSYNC RGB Technology: Fully customize RGB lighting from nearly 16.8 million colors, synchronize lighting with your gameplay, and create your own personal RGB animations