you will ask me how to control mouse movement

you will ask me how to control mouse movement? There are also foreigners who call it wireless presenter.
 English Dache (INDACOL,), currently on the market YD-04 Wireless Presenter is quite advanced, even with a remote control, you can control the computer page. The remote control can also be some computer operations, this feature is very useful, directly to the speaker from the computer where freed, your body movements once again become an effective tool to convey the speech content, the charm of speech is no longer masked by the cold computer.  Of course, the difference of good and bad, unreasonable use of these remote control laser pointer to make bathing your whole speech, giving a bad impression.  green laser pointers  is called, Wireless Presenter, too.Remote control  green laser pointers  get its name due to that it can remotely control a computer.   Various operating systems such as Linux and Mac OS Support includes PowerPoint, Office XP, Office 2003, of Office 2010 and other versions of Office software to, And other software, photo viewing, web browsing, e-book browsing up and down the flip operation. The most commonly used in the life of two AAA batteries supply, longer standby time, easy to replace.
Some  green laser pointers  are known as remote control electric pointers.   Support is included with PowerPoint, Office XP, Office 2003, of Office 2010 and other versions of Office software, and Picture viewer, web browser, e-books, software and other software up and down the flip operation. The receiver is integrated Micro SD card reader. According to their own needs 2G, 4G, 8G or 16G of the Micro SD card with Sold for use, storage, carry files more convenient. Cell phones, MP3, GPS navigation on the Micro SD card can be placed directly on the reader Use on the device.
 Sometimes,  green laser pointers  are translated as laser pens. Laser pointer to use a AAA (7) dry batteries as a power-driven. Principle from the technical point of view, this is called "multi-function wireless mouse laser pointer integration of the two block devices by infrared generator to complete the computer-controlled 2.4GHz wireless mouse and additional functional modules for on-screen instructions.  Cold and looked like a pen  Body cylindrical  Similarity with the whiteboard pen size At the top of the laser pointer, containing a USB adapter in Windows XP, Windows Vista, are free to drive adaptive,
The disadvantage of it, if you must prick the USB adapter seems to be doing too small, the laser pointer of the mold appearance seems to design more sophisticated. But when the face of it the price, maybe you can explain all this. In English, the addition to the aforementioned ones,  green laser pointers  is also called remote control pointer.  In short, if you are a regular walk around to face a variety of audiences to explain the business people of different PPT, then it is worth having. How rational selection and use wireless presenter flip laser pointer Lectures now has been basically inseparable from the PPT slide, in this context, wireless flip laser pointer has almost become standard.