Logitech Wireless Presenter R400, PowerPoint Clicker with Laser Pointer, Wireles

Presenter mode, built-in Class 2 red laser pointer for presentations, intuitive touch-keys for easy slideshow control. AAA batteries required (best with Polaroid AAA batteries)
Bright red laser light – Easy to see against most backgrounds, works as a pointer clicker for presentation and clicker for powerpoint presentations
Up to 50-foot wireless range for freedom to move around the room
There’s no software to install. Just plug the receiver into a USB port to begin. This power point clicker wireless solution makes presentations easy, and you can store the receiver in the presentation remote after use.
2.4GHz RF wireless technology, built-in docking bay stores receiver for easy pack up and portability; works well as a presenter clicker wireless or computer clicker for presentations.