This is a countdown timer for speakers, showing the remaining time in minute for your presentation. You may display the slide-shows for speakers with lap- top and/or projected screen. Sound effects are also included especially at the slide-transitions at “slide-5” and “slide-0.” shift + F5 : start slide-show from the present slide F5 : from the first slide 6/15/22 02:32:45 AM designed by In-Ho Lee, February 28, 2009. PresentationTimer4Speakers