Brilliant green laser pointer: Powerful and easy to see—even on LCD, plasma displays and in brightly lit rooms. LCD display: Keep track of time, battery, and wireless reception with a glance or with silent, vibrating alerts. Up to 100-foot (30-meter) range: You’ll enjoy the freedom to move around the room and mingle with your audience for greater impact. Plug-and-play wireless receiver: There’s no software to install. Just plug the receiver into a USB port to begin. Intuitive slideshow controls: Buttons are easy to find by touch. And the smooth contours feel great in your hand.