Presentation Timer

[Main function]

:Set of presentation time and announcement before the end Q and A time

:End, you notice flashing screen and bell sound

:It announced before the end-once, announced at the end twice, question-and-answer session at the end of the notification three times Bell

[Main use]

:Presentation practice and production at school

:Presentation at the Society

:Company announcement of

:As a simple stopwatch

Keywords: stopwatch, presentation, society, announcement, timer, school