Logitech Laser Presentation Remote  R400
Key Features:
* Intuitive controls and red laser pointer make presentations a snap, even in the darkest auditoriums.
* The 50-foot (15-meter) range and battery indicator help you make ordinary presentations extraordinary.
* No software needed, just plug the receiver into a USB port and you’re ready to go.
* Buttons are easy to find by touch. And the smooth contours feel great in your hand. You’ll be in control from the first slide to the last.
* Red Laser Pointer .It’ll be easy for your audience to see exactly what you’re pointing to.
* There’s no software to install. Just plug the receiver into a USB port to begin. And when the show is over, you can store the receiver in the presenter.
* Battery Indicator. Lets you know how much power is available with just a glance.