Logitech Wireless Mouse M325 - Optical - Wireless - Radio Frequency - USB - Tilt Wheel - 3 Button(s) - Symmetrical<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"> Advanced optical tracking - For pinpoint accuracy on a wide range of surfaces. </span></li><li><span class="a-list-item"> Scroll wheel - With microprecise scroll capability enables easy forward and backward Internet navigation. </span></li><li><span class="a-list-item"> Programmable buttons - Make it easy to customize the mouse's functions to suit your preferences. </span></li><li><span class="a-list-item"> Ambidextrous design - Allows easy use with either the left or right hand. </span></li><li><span class="a-list-item"> Contoured shape - Along with textured rubber grips offers comfortable use. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41ZMZ7zNW9L.jpg" noproxy>