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 60-minute visual classroom timer. Easy to Use -- Turn the clockwise to adjust the time. To turn the timer off-simply turn back to zero. Requires 2 "AAA" batteries (Not Included). Kid friendly -- No distracting ticking. visual timer feature a blue disc making it easy for children to understand the passage of time visually. Set the tone to loud or low, and the alarm time to 3 or 60 seconds. Applications -- Great for classroom, home, and settings. Makes an excellent classroom timer, countdown timer, study timer, toddler timer, kids timer, silent timer, kitchen timer, timer clock, time tracker, and more!