Logitech Bluetooth Mouse M557 for PC， Mac and Windows 8 Tablets (910-003971)<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"> System Requirements:Bluetooth enabled PC running Windows XP， Windows 7， Windows 8， Windows 10， Mac computer running OS X 10.4 or later </span></li><li><span class="a-list-item"> Slim， ambidextrous design </span></li><li><span class="a-list-item"> Side-to-side scrolling </span></li><li><span class="a-list-item"> High-definition optical sensor </span></li><li><span class="a-list-item"> 12-month battery life: Go a year between battery changes (Battery life may vary based on user and computing conditions) </span></li><li><span class="a-list-item"> A button located behind the scroll wheel makes it fast and simple to switch between the traditional Windows desktop and apps and the new， full-screen Windows 8 interface </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/416VnC2EIxL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41-5d8t2VjL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41d9i5erFpL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41mAx-MDzsL.jpg" noproxy>