wireless presenter

Function:  
*Technology:Radio Frequency                                                                                    

*Red  Laser Pointer,Page up/down ,trackballmouse ,hotkey
*Built in flash memory optional(64MB-16GB)
*Contral distance :15m
*Laser distance :up to 200m
*Laser output:<1mw(classll),<5mw(classlll)
*Transmitter size :12.5*5.1*4.7cm
*USB Plug and play,no driver required.                                                                          

*Supported any kinds of Operation system  

*Battery:AAA*2PCS