The full-size Logitech M560 Wireless Mouse is designed for long-lasting comfort. Setting it up is easy and doesn't require downloading or installing any software. Simply connect the tiny USB receiver to your computer, take your mouse in hand, and start scrolling and clicking. Optimized for Windows 8, the M560 mouse navigates to the Apps Bar and Charms Bar at the touch of a button. The M560 mouse's free-spinning scroll wheel lets you quickly scan long spreadsheets, slideshows, and websites. The mouse's contoured shape helps keep you comfortable while you work.