Adjustable Weight Tuning System: Includes 3-piece 5g weights to tune your gaming mouse to be heavy or lightweight for different gameplay preferences Interchangeable Side Plates: Ergonomically designed with a comfortable grip and swappable side plate with finger rest to suit larger hands. The mouse features a Fire Key within reach and 6 on-the-fly adjustable DPI levels up to 7200 dpi via dedicated buttons Dynamic RGB LED: Equipped with 11 vibrant backlight modes conveniently controllable by pressing the scroll wheel and forward button. Or match any setup with fully customizable lighting using the included software suite. Choose from colorful rainbow streaming to subtle effects like single LED breathing or even an active flicker effect