RF Wireless RED Laser Pointer Presentation Device (BLACK FINISH) with Page Up/down Presentation Function and more! Stunning Black Finish, fancy but simple! Suitable for teaching, meeting, speech, training. Best suit doctors, professors, business professionals. Built-in Red Laser Pointer remote. Page up and down function. USB plug in and play, No need to install software. Simply plug the receiver into the USB and then you're are ready to present using the buttons on the pointer. Allows you to present your slides remotely without having to use a mouse or tap the keyboard. Control distance is over 50 feet. QUALITY IS 100% GUARANTEED! Works with MS Power Point, MS Word, Adobe. Operating system: Vista,Windows 98/ME/2000/XP, Mac OS.