The PR100-R Wireless Presenter features a Vibrant Red Laser that is 2X more visible then a normal red laser with a 50-foot range and intuitive presentation controls, that are compatible with PowerPoint and Keynote, feel free to move around the room to engage your audience for greater impact. Keep your presentation on track with either a quick glance at the Backlit LCD, that shows the timer and signal strength, or use vibration alerts that alert you at predetermined times - such as when you only have one minute left in your presentation. With no software or setup required - it's ready to go right out of the box.