Radio Frequency Wireless Presenter mit Laser fucn

Radio Frequency Wireless Presenter with laser fucntions specifications: 1)Wireless Presenter 2)Built-in flash memory optional(64MB to 4GB ) 3)Technology:Radio Frequency 4)Laser Pointer+Page up/down fucntion on computer,Support Excel,Word,Powerpoint,Website,ACDsee and so on. 5)Battery:AAAX1 6)CE and RoHs certification. 7)Customized logo printing and packaging services. 8)Laser wavelength:650nm 9)Laser power output:<5mw 10)Operation system:Windows98/2000/2003/XP/Vista/Linus&Mac. 11)Packing in individual Poly bag or leather box. 12)Good tool for multi-media teaching and meeting. 13)Color optional black and silver. 14)Competitive price and realiable quality.