TIME MANAGEMENT - What can you do in 60 minutes? Improve time management, complete tasks effectively, get work done, and encourage efficient learning with the 60-minute visual classroom timer. EASY TO USE - Turn the dial clockwise to adjust the time. To turn the timer off, simply turn back to zero. Requires 2 "AAA" batteries (not included). KIDS FRIENDLY - No distracting ticking sound. The visual timer features a blue disc that makes it easy for children to visually understand the passage of time. Set the tone to loud or low, and set the alarm time to 3 seconds or 60 seconds. APPLICATIONS - Great for classroom, home, and office environments. Use as a classroom timer, countdown timer, study timer, toddler timer, kids timer, quiet timer, kitchen timer, timer clock, time tracker, and more Color: Black Material: ABS Size: 8.8 x 8.8 x 5.4 cm Package Contents: 1X Visual Timer (2XAAA Batteries Not Included) 1X English Manual Only the above package contents, other products not included Note: Light reflection and different monitors may cause the color of the item in the picture to be slightly different from the actual item. The measurement allowable error is +/- 1-3cm.