Time Management - What can you get done in 60 minutes? Improve time management, perfm tasks effectively, complete your wk, encourage productive 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). Kid friendly - No distracting ticking. visual timer feature a blue disc making it easy f children to underst the passage of time visually. Set the tone to loud low, the alarm time to 3 60 seconds. Applications - Great f classroom, home, office settings. Makes an excellent classroom timer, countdown timer, study timer, toddler timer, kids timer, silent timer, kitchen timer, timer clock, time tracker, me! Colour:black Material:ABS Size:8.8 x 8.8 x 5.4cm Package Contents: 1X Visual Timer(2XAAA batteries Not Included) 1X English manual Only the above package content, other products are not included. Note: Light reflection different displays may cause the col of the item in the picture a little different from the real thing. The measurement allowed err is 1-3cm.