Logitech M570 Wireless Trackball Mouse Ergonomic Design with Sculpted Right-hand Shape, Compatible with Apple Mac and Microsoft Windows Computers, USB Unifying Receiver, Dark Gray

The logitech wireless trackball m570 gives you a differentkind of comfort. it stays in one place and supports your hand to let you workall day with ease. From the Manufacturer Wireless Trackball M570 NoteworthyFeatures Thumb-operated trackball and laser sensor for smooth, precise cursorcontrol Works anywhere you doeven your sofa Powerful 30 ft. wireless rangewith tiny leave-in Logitech Unifying receiver Up to 18 months of power on asingle AA battery Scroll wheel and Back/Forward buttons for easy document andweb page navigation Enhanced comfortrefines the time-tested shape of thepopular Logitech Trackman Wheel Battery life may vary based on user andcomputing conditions. Actual wireless range will vary with use, settingsand environmental conditions. Logitech SetPoint software is required forinitial setup and is available at logitech.com/downloads. Logitech WirelessTrackball M570 A different kind of comfort and control Your coffee table. Yourfavorite chair. Your comfy bed. Now there’s no limit to where you can getprecise cursor control. This hand-friendly wireless trackball lets you workand play wherever you want. No mouse to move around. No tricky keypad leavingyour hand feeling cramped. Just roll the ball with your thumb and click.Precision never felt so comfortable. Download Spec Sheet Enlarge Stay-putcomfort Thumb-controlled trackball stays in one place No need to slide arounda mouse or move your arm to move your cursor Sculpted shape supports your handfor comfortable control all day long Enlarge Plug-and-forget Unifying receiverWireless receiver is so tiny it can stay in your laptop Add five moreUnifying-compatible devices like a wireless keyboard without multiplereceivers filling up your USB ports Power to spare Go for up to 18 monthswithout a battery change Uses just one AA battery (included) Battery indicatorlight eliminates surprises Enlarge Work and play anywhere Get precise cursorcontrol wherever you want to use your trackball Works on hard tables, comfysofas, even your leg Compact footprintgreat for tight work spaces withlimited room to use a mouse Enlarge Robust wireless Advanced Logitech 2.4 GHzfor fast data transmission with virtually no delays or dropouts. 

Control yourlaptop, desktop computer or home theater PC from up to 30 ft. away EnlargeQuick-access controls Back/Forward buttons: Flip fast through documents, webpages and home theater PC menus Scroll wheel: Spin through long documents andweb pages Programmable buttons: Customize them to help you do common taskswith one touch Compatibility Package Contents Trackball Logitech Unifyingreceiver 1 AA battery  Works with: Windows-based PC: Windows XP, Windows Vista or Windows 7 USB portInternet connection for software download Mac computer: Mac OS X 10.5 or laterUSB port Internet connection for software download Compare Which LogitechTrackball Mouse Is Right For You? Good Better Best Trackman Marble CordlessOptical Trackman Wireless Trackball M570 What Do You Get? Fingertip-basedcontrol and comfort Cordless freedom, comfort and fingertip-based control Theultimate in trackball freedom, comfort and thumb-based control ConnectionChoices Wireless: The higher the signal strength, the more reliable theconnection 27 MHz connectionUp to 6 ft. wireless range 2.4 GHz connection.Upto 30 ft. wireless range Unifying Receiver: Tiny wireless receiver stays inyour laptop and connects multiple Unifying-compatible devices Corded USB PS/2Connection Design Features Shape Ambidextrous Right-handed Right-handedTrackball Operation Fingertip-based control Fingertip-based control Thumb-based control Rubber Side Grips Control Features Laser Tracking Scroll WheelCustomizable Buttons for one-touch zoom and more 4 8 4 Back/Forward Buttonsfor quick web page navigation Compatibility Windows XP, 7, Vista Mac OS