<b>Plug and Play </b><br> No additional software or driver installation is needed. Wherever you go, just plug in the mouse and get started.<br><br><b>DPI On-the-Fly </b><br> Conveniently placed under the iron man nose, you can swap between DPI resolutions (800/1200/1600) for maximum control. <br><br><b>2.4 G wireless transmission technology </b><br>Enjoy the fast data transfer at the convenience of wireless technology. <br><br><b>100 millions clicks Life </b><br>Split design with100 million times longer using life.<br><br><b>Compatibility</b><br> Win xp,Win vista,Win7 32,Win7 64,Win8 32,Win8 64,MAC OS X . <br><br><b>Specification</b><br> 1.Mouse Size: 4.17" x 2.68" x 1.49", Net weight: 77g<br> 2.Number of Keys: 4keys<br> 3.Max Acceleration: 8G <br> 4.Polling Rate: 125Hz <br><br><b>Package </b><br>1 x iron man wireless mouse<br>1 x USB receiver <br>1 x Retail Box <br><br><b>Pay Attention:</b><br>We do not make user manuel for the mouse, because it is really very easy to use it: <br>1. Install Two AAA battery inside;<br>2. Take out the USB receiver from the battery compartment, then plug into your computer;<br>3. Turn on the power key on the back of mouse, wait a moment for connecting with computer automatically, then you will be able to use it.<br>4. When the mouse is not operated for 3 minutes, it will automatically enter the standby state. It cannot be used. You can click the left mouse button to activate the mouse.<br> 5. If the mouse has not been used for a long time, please remove the battery in the battery warehouse to prevent the battery from leaking and damaging the mouse.<br>6..If you have any question, please do not hesitate to contact with us by Amazon at any time, thank you very much.