About This Time Management -- What can you get done in 60 minutes? Improve time management, perform tasks effectively, complete your work, and encourage productive learning with the Secura 60-minute visual classroom timer Easy to Use -- Turn the dial clockwise to adjust the time. It is easy to understand the passage of time visually. To turn the timer off: turn it back to zero. Turn off the ringer: clockwise to "5" and then quickly back to "0" Great for Focused Creativity -- The violet visual disc supports focused work while maintaining a sense of creativity and visual interest. A distinctive yet professional color ideal for designers, writers, students, and anyone balancing creative thinking with focused productivity Adjustable Volume & Ring Duration -- Set the tone to loud(about 70 dB) or low(about 50 dB), and the alarm time to 3 or 60 seconds. NOTE: Requires 2 "AAA" batteries (Not Included). Do not mix old and new batteries Applications -- Great for classroom, home, and office settings. Makes an excellent classroom timer, countdown timer, study timer, toddler timer, kids timer, silent timer, kitchen timer, timer clock, time tracker, and more Overview Color : Violet & Violet Brand : Secura Material : 2-year warranty Product Dimensions : 3.1"D x 1.8"W x 3.1"H Number of settings : 1