Power on-a wireless mouse that runs for up to three years on one set of batteries.

Forget the hassle, expense, and waste of frequent battery changes.

You'll have up to three years of power.

Logitech Unifying receiver-the tiny, wireless receiver that stays in your notebook and lets you add devices as you need them.

Hyper-fast scrolling-one spin and you may never go back to an ordinary scroll wheel.

• Up to three years of battery life helps you save time, money, and the planet by practically eliminating the need to change batteries. An indicator light lets you know when the battery is low
• You’ll fly through documents and Web pages with a single spin. Click-to-click scrolling gives you the precision you need when navigating lists, slides, and images
• The tiny wireless receiver stays in your notebook, so there’s no need to unplug it when you move around. Plus you can easily add a compatible keyboard or mouse
• Want to quickly switch between programs? Or move from page to page on the Web in an instant? You’ll save time with the app-switching button and Forward/Backward buttons
• Laser precision means you’ll enjoy smoother tracking on just about any surface
• The sculpted, right-hand shape guides your hand to a naturally poised position and places customizable control within your reach