Logitech Wireless Marathon Mouse M705 With 3-year Battery Life<br /><br />&nbsp;Compatible with Windows XP/ Windows Vista/ Windows 7/ Mac OS X 10.4 or later<br />Hyper-fast scrolling lets you fly through long documents and Web pages<br />The sculpted/ right-hand shape guides your hand to a naturally comfortable position<br />Logitech Marathon Mouse M705 uses less than half the power of comparable wireless mice<br />The tiny Logitech Unifying receiver stays in your notebook<br /><br />&nbsp;Product Information<br />Product Dimensions &nbsp;3.6 x 6.5 x 8.8 inches<br />Item Weight &nbsp;6.4 ounces<br />Shipping Weight &nbsp;6.4 ounces<br />ASIN &nbsp;B003TG75EG <br />