DLAND ZELOTES Professional LED Optical 2400 DPI 7 Button USB 2.4G Wireless Gaming Mouse for Pro Game Notebook, PC, Laptop, Computer This mouse is intelligent connectivity, no need to code, plug & play (No need CD driver) Buttons: 7 buttons with scroll wheelCconvenient 9 programmable buttons easily activate spells, items, and custom macros in your favorite MMO. Adjustable DPI Switch: 1000DPI/ 1600DPI/ 2400DPI/ 3200DPI/ 5500DPI The DPI LED color light will be constantly changed after set up to certain gear. The DPI LED color light will be constantly changed after set up to certain gear.