Note:This kitchen timer is purely mechanical, please use it in the correct way to avoid damage. First rotate the upper part of the visual timer clockwise to the 55 scale, pay attention not to exceed the 0 scale, and then rotate it counterclockwise to adjust it to the time you need.Material: This kitchen timers for cooking is made of environmentally friendly ABS material, with no irritating odor, the timers adopts a non-slip design, and will not be limited by the use scene, the timing can also work well on a smooth glass tabletopScenes to be usedHelp you to learn time management, especially for cooking,baking,brush teeth,reading, learning, running, yoga,mask beauty, coffee tea time etc. Great gift to family,friend.Appearance: The cute kitten design can visually relax you while working, studying and cooking. The crisp sound of the clockwork can also remind you that you need to stay focused and pay attention to the change of time. This product is suitable for people who try and use the Pomodoro Technique.Safe Design: All the interface with careful polishing with no sharp spot, cute thing to put it in the room,office,kitchen.