100m Remote Control Wireless Presenter,Presentation Laser Po

Intuitive touch-keys for easy slideshow control Bright red laser pointer makes it easy to see exactly what you're pointing to Up to 50-foot wireless range for freedom to move around the room Plug-and-play convenience with no software installation required 2.4 GHz wireless USB receiver stores inside the presenter for easy pack up (carrying case included) Come with carrying pouch and English/Chinese/Korean user manual Operating system: windows98/winME/2000/2003/XP/VISTA/win 7 Linus & Macos maximum output: 5mW