Microsoft's wedge touch mouse
The stylish, minimalist design of the Wedge Touch Mouse will allow you to be productive anytime, anywhere in Windows 7 and Windows 8. Wedge Touch Mouse works great with Windows 8 and the new horizontal scrolling experience on the Start Screen and in documents.
Wedge Touch Mouse features a touch sensitive surface that responds to one finger touches differently depending on where they contact the surface. Stroke with one finger vertically or horizontally to scroll. Press your left finger for "Left click". Press your right finger, while slightly lifting your left finger, for "Right click".
Wedge Touch Mouse is the perfect companion for your laptop or Windows 8 tablet when you're on the go.
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Genius ring mouse
As easy as moving your thumb tip, you can lean back and enjoy its total controlling capability for web browsing, presentation or other entertainment features like Music, Movie, Photo, and ebook!
Ring Mouse uses Genius Touch Control technology (US Patent No.: US7298362) to enable its sensitivity up to 1000 dpi, so it creates a smooth, handy control and low friction working comfort. The 2.4GHz technology minimizes interference and works up to 10 meters with the small Pico receiver. Powered by high efficient rechargeable Lithium battery; you can always recharge it with the portable USB charger. A hard-shell carrying case is also included to secure maximium protection when traveling.