... out, eraser.2. Use finger or pen as a mouse: single click, double click and right click3. Import word, PPT, ... fie, insert pictures, flash and text.4. Variety pen choices: pen, brush, traditional chinese brush, high light pen( semi-transparent color for remark ... moved freely, hide, and customizable.8. Handwriting Recognition.9. Variety pen size, color, type for choices. Redo and undo function.10. main ...