With the Logitech M545 Wireless Mouse you'll enjoy easy navigation and enhanced efficiency in Windows 8. Set your mouse up how you like it As well as the standard right and left buttons, the M545 Mouse features two extra thumb buttons which are programmed for the Windows 8 Start screen and Desktop switching functions - or you can programme them to do exactly what you require from them. Scroll with more confidence and control using the new Dual-Axis wheel, which has been crafted to give you smooth scrolling for easier interactions. It's got the ability to instantly access your open apps, and includes universal tools such as Search, Share and the Start Menu. Enhanced practicality The Logitech M545 Mouse operates on a reliable 2.4 GHz wireless signal output by the tiny plug-and-forget pico receiver, which tucks discreetly into one of your computer's USB ports. Its laser-grade optical sensor allows you to work on almost any surface, whether you're sitting at the metal table in a cafe, casually surfing the web on your computer in the kitchen or staying productive at a wooden desk. Running off a single AA battery, the mouse gives you up to 18 months of trouble-free work or play between battery changes. Streamline the way you use your computer with the Logitech M545 Wireless Mouse.