The professional gaming mouse is the best choice for professional gamer. With 7 buttons and 8 adjustable DPI and cooling fan，which will keep your hand dry even a long time play and give you a cool gaming experience. It is very convenient for you to track rivals and win the game easily.The fashionable and professional gaming mouse， your powerful tool for winning games!  Features: 8 adjustable DPI， 400DPI to 4000DPI， more choices， free control.<br> 7 buttons for professional gamers.<br> Built-in cooling fan at the end of the mouse to keep your hand dry even a long time play. Bright 7 LED color lights give you a wonderful visual enjoyment and cool game playing experience. Ergonomic design， long-term use without fatigue. Large anti-skid scroll wheel， excellent hand feel. Three-stage switch to control LED light， fan and off. USB cable made of 5 core shielding woven wire and with gold plated plug.  Specifications: Type: Wired Key quantity: 7 Resolution: 400/800(default)/1000/1200/1600/2400/3200/4000DPI (adjustable) Key life: 10 million times USB version: 2.0 Working voltage: DC 5V±5% Working current: ≤150mA Compatibility: For Windows 2000/XP/ME/Vista/win7/Mac OS Material: ABS Cable length: Approxi. 1.8m / 5.90ft Color: Black， white (optional) Item size: 11.8 * 6.15 * 3.95cm / 4.64 * 2.42 * 1.55in (L * W * H) Item weight: 138g / 4.89oz Package size: 22 * 15 * 6cm / 8.66 * 5.90 * 2.36in (L * W * H) Package weight: 230g / 8.14oz  Package List: 1 * Gaming mouse<br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>