Specifications:1: Product model: X300 Mechanical Macros Define the game mouse2: Switch life: 20million cycle3: Cable length: 165cm4: Item Weight:168g5: Item Size: 127*80*39MM(L * W * H)6: Package Weight: 234g7: Package Size: 159*121*47MM8: Support: Windows2000/XP/win7/win8/win10Vista32bitIOS orlatest. Features:1: High-end brand mechanical macro definition gaming mouse2: Human body engineering design3: 7 programmable keys4: Cool LED variable light effect5: 4-level adjustable DPI, Max. 3200 DPI(1200/1600/2400/3200DPI)6: USB plug and playThe way to quickly turn on/off the breathing light:1. First press the side button (forward button or back button), and then press the DPI button.2. Press both DPI button and the side button (advance button or retreat button) at the same time.The custom driver download and use:1. Insert t