FinRing

Advantages Over a Standard Mouse
- no dragging your hand to move the cursor
- no desktop space required
- FinRing just fits on your finger - there is no need to move your hand between the keyboard and mouse during typing
- wireless
- no flat surface required - operates in your lap
- human natural control design gives intuitive feel - your body will understand where and how to move
- no moving to clean

Advantages Over Other Wireless Mice
- operating frequency of 433.92 MHz is more stable than 27 MHz.
- individual code allows several devices to work at the same time in the same room


Disadvantages Compared to A Standard Mouse
- regular mouse users may need a few minutes of practice to adjust to the new motion, though first time mouse users will have not problem
- IATA regulations do not allow the use of any RF devices during air flight


Source : bosswave.com