It's never been easier to demonstrate time management to the whole class with this overhead timer! Timer functions can count up or down, and pre-programmed Quick Set keys (in 1-, 5- and 10-minute intervals) save you preparation time. The program button is customizable to your most commonly-used amount of time. Large LCD displays a graphic representation of time passing as well as a numerical count for reinforcement. Tone signals when time runs out. Includes durable storage case.