7 Gadgets to Save Your Next Presentation
Satechi X-Presenter, $30
Here's one of the smartest gadgets you can add to your arsenal for presentations. The tiny adapter plugs into the audio jack on an iPhone 4S/5/5S so you can point a red laser at the screen. Plug in the included USB dongle to your laptop, and then connect up using the X-Presenter app. With the app, you can flip through slides on your laptop or use the touchscreen on your phone as a mouse. The app even has a timer to keep you on track.