AMATOLIFE Professional Optical USB Wired Gaming Mouse Computer Mice with 4 Adjustable DPI， Ergonomic &amp; Antiskid Design<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Ergonomic &amp; Antiskid Design with Rubber Painting Surface and Frame Lazer， fancy and comfortable， no worry to became mouse hand. </span></li><li><span class="a-list-item"> With 4 adjustable DPI: 800DPI/ 1200DPI/ 1600DPI/ 2400DPI， ensure instant switching and precise tracking. Ideally for both pro grammer and daily using. </span></li><li><span class="a-list-item"> Using 1.5m wired USB， plug and play， no additional software or firmware required. Standard LED red Light. </span></li><li><span class="a-list-item"> Includes Left button， Right button， Scroll Wheel， DPI key， Forward and Backward. Forward and Backward buttons achieve the function of page forward and page backward， partly enhance the user's daily efficiency. </span></li><li><span class="a-list-item"> Mainly supports Windows 7/ Vista/ Me/ XP/2000 for PC Laptop， Desktop and Notebook. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51KIsDR9CAL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41frqpcUMPL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51jSwXy5CfL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51AAYVQWHjL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51XaegJbUnL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51lIZGhwArL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51yDxSA1zNL.jpg" noproxy>