Technology :radio frequency

Functions:green laser pointer,page up and down.trackball mouse ,hotkeys such as open outlook   express,open internet explorer ,open favorite,open my computer,close current windows,go to the desktop,matching receivers which can be built in flash memory optional(64MB-16GB)

Control distance:15m

Laser distance:up to 1000m

Laser wavelength:532 nm

Laser output:<1mw(class ll ),<5mw(class lll)

Material :plastic

Transmitter size:12.5*5.1*4.7cm

Battery:AAA*2pcs

USB plug and play ,no drive required

Operating system:windows98,se,me,2000,xp,macos,linux,vista