SPEEDLINK PRIME Z-DW Customizable Optical Gaming Mouse with 8 Programmable Buttons， Red<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"> Maximum precision 3，200dpi optical sensor </span></li><li><span class="a-list-item"> Excellent ergonomics， with eight programmable buttons， second， fully configurable scroll wheel plus profile switch </span></li><li><span class="a-list-item"> Software offers extensive configuration and customization options </span></li><li><span class="a-list-item"> Internal memory for profiles and macros </span></li><li><span class="a-list-item"> Zero-response-time buttons for lag-free operation </span></li><li><span class="a-list-item"> 64 colors for experience-enhancing scroll wheel illumination </span></li><li><span class="a-list-item"> Flexible， sheathed 1.8m USB cable </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31VW3gprV9L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/4183suu56IL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51VHQbi0UaL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/417Dre6Hl6L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51iOxxbTI3L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41uOrm6dglL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41UoNuFS7bL.jpg" noproxy>