. Where comfort and productivity go hand-in-hand so does the Logitech® Wireless Desktop MK710.This low-profile keyboard features Logitech Incurve keys™ which are so comfortable you'd think they were custom-made to fit your fingers and a cushioned palm rest. Up to three-year battery life for both keyboard and mouse practically eliminates the need to replace batteries*. Features . Up to three-year battery life for both keyboard and mouse. Better power management practically eliminates the need to replace batteries* This keyboard features Logitech® Incurve keys™ and a cushioned palm rest. Concave keys position your fingers properly and their softly rounded edges invite your fingertips to glide from key to key hour after hour. Keys so comfortable you'd think they were custom-made to fit your fingers Hyper-fast scrolling lets you fly through long documents with the nearly frictionless scroll wheel or shift to precise click-to-click scrolling to navigate lists slides and image collections An LCD dashboard gives you at-a-glance icon status of your battery Caps Lock Scroll Lock and Num Lock so you won't skip a beat while typing The tiny Logitech® Unifying receiver stays in your laptop. There's no need to unplug it when you move around so there's less worry of it being broken or lost. And you can easily add another compatible mouse keyboard or number pad to the same wireless receiver . System Requirements - . Windows-based PC Windows® XP Windows Vista® or Windows® 7 USB port and CD-ROM drive 3 Year Warranty * Keyboard battery life calculation based on an estimated two million keystrokes/year in an office environment. User experience may vary. Mouse battery life may vary based on user and computing conditions..