The touch of a button springs this large LCD clock/calculator into action. The cover opens and unfolds into a stand-up position with easel back. Each features a world time clock with 16 international cities, travel alarm clock, digital perpetual calendar (with year/day/date display), 99-hour countdown timer and eight-digit calculator. Choose from two colors. Operates on two button cell batteries (AG13) included. Gift boxed. 3 1/2" W x 3" H x 1/2" D