Laser pointer ,Page up/down ,Matching receivers can be built-in flash memory (optional).

Technology:Radio frequency

Funtions:Green laser pointer,page up and down,built in flash memory optional(64MB-16GB)

Contronl distance:15m

Laser distance:uo to 1000m.

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

Laser wavelength:532nm.

Material: plastic.

Dimension:13.5*1.8*1.9cm

Battery:AAA*1pcs.

USB plug and play,no driver required

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