11. Written capacitive touch more convenient access10. Support: Windows98 / XP / vista / Windows7 / Tablet PC / Mac OS X / Linux9. accurate than ordinary mouse, compact, portable, business, the best gift8. Plug and play, without any drive7. mouse small base, put up less space.6. key position humane design, easy to grasp5. handwriting design, comfortable sitting at different angles, not tired4. handwriting input, can be used on a narrow table3. Current 14mA, 1 7 batteries available for 1-3 months, no signal automatic power-off function, more power2. High performance optoelectronic chip linear stability, stronger than the surface capability1. Wireless Laser Pointer Pen capacitive touch key to access a multi-function wireless mouse pen 2.4Ghz wireless transmission up to 8-10 meters effective distanceen Mouse