HighlightsThis 2.4G Wireless Remote Control Presenter with Laser Pointer is a convenience tool for teaching, meeting, speech, training. Best suit doctors, professors, business professionals.It lets you remain in control of your presentation from anywhere in the room.Use your laser pointer to point at any desired targets on projection screens, video monitors, and presentation graphics.Remote page up / page down function allows you to scroll pages with remote control during the presentation.SpecificationLaser color: Red in class IIWavelength: 650nmPage up/down functionLaser switch is "push button operating"Continuous wave outputPage up/down control buttonsRadio frequency: 2.4GHzplug-and-play device, no software or driver requiredUSB 1.1/2.0 connectionLaser distance: up to 200mControl distance: up to 15mOperating system: Windows 98, 2000, ME, XP, Linux and Mac Powered by 1 x AAA alkaline batteryUnit dimension: 10.82.5cmUnit net weight: 42g Condition: New