Summit Left Handed Wired Upright Optical Mouse<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"> Reduce Wrist and Forearm Stress </span></li><li><span class="a-list-item"> Compatible with: Windows 2000， XP， 7， 8， 10， all versions of Windows， Vista， and Mac OS X </span></li><li><span class="a-list-item"> Glides Smoothly on Most all Surfaces </span></li><li><span class="a-list-item"> Can be Configured to Switch Pointer and Middle Finger Mouse Clicking Functions </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41R4PFreMnL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41cLd3QPkWL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41bx0HIsU5L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41wHw64kOVL.jpg" noproxy>