- Full-size, comfort-first design
- Two extra thumb buttons
- Logitech unifying receiver
- Advanced 2.4 GHz wireless connectivity
In free-spinning mode, you can coast smoothly through the longest documents. In click-to-click mode, you can step precisely through spreadsheets, photo albums or playlists. The tiny receiver practically disappears in your computer's USB port, so there's less chance of it being broken or damaged. Plus, you can easily add a compatible keyboard, number pad or even another mouse - without the hassle of multiple USB receivers.