Red laser pointer,Page up/down,mouse ,shortcut deys of deyboard,built in flash memory (optional).

Technology:Radio frequency

Funtions:Laser pointer,page up and down,wireless mouse,clock,hotkeys,matching receivers which can be built in flash memory optional(64MB-16GB)

Contronl distance:8m/26feet

Laser distance:200m.

Laser output:<1mw(ClassII),<5mw(ClassIII).

Laser wavelength:650nm.

Material: plastic.

Transmitter size:12.3*0.1*1.3cm

Battery:AAA*2pcs.

USB plug and play,no driver required

Operating system: Windows98,Se,Me,2000,XP,MacOS,Linux,Vista.