Technology:radio frequency
Functions:green laser pointer, page up and down,wierless
           mouse,wireless keyboard shortcut key,built in flash
           memory optional(64MB-16GB)
Control distance:15m/49feet
Laser distance:up to 1000m
Laser output:<1mw(class ll),<5mw(class lll)
Laser wavelength :532nm
Material:plastic
Transmitter size:11.9*3.1*1.7cm
Battery:AAA*pcs
USB plug and play ,no drive required
Opetating system:windows98,se,me,2000,xp,macos,linux,vista