Logitech Professional R400 Presenter
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"
