Nice in principal, but there are two problems with this solution: ... I was thrilled to recently discover a laser pointer built into PowerPoint 2010 itself. Here's how to use it.

How to Create Pointers in PowerPoint. Powerful presentations help grow your business. Use a pointer to direct your viewer's attention to specific parts of your PowerPoint slide, ...

To turn on the laser pointer feature, hold the Ctrl Key and then click left mouse button.You will see that the mouse cursor disappears and a laser dot pointer is displayed on the screen. .