Effective time management tool Do you or your child suffer from procrastination or lack of time awareness? So the Rainbow it Visual Timer can help people cultivate the concept of time. This timer is a visual time management tool that makes you feel like time is visible when the red disc disappears and time is running clear. Time awareness allows you to study and work efficiently Simple setting Just turn the setting knob clockwise to simply set the countdown time you need. When the red disc reaches "0", the programmed time ends. Then a bell will ring to remind you that the set time is up. Alarm Silent Visual Timer has 3 ringing modes: silent, low, loud. You can choose the mode you need. Compared to other timers, this timer has a unique pause function. Bell key. When the chime is sounding, you can press the top button to pause the chime, preventing the alarm sound from being too short or too long. It is perfect for some public places, such as studying in a library or working in a coffee shop. When the light is low, you can touch the button on the top to display a countdown. There is a non-slip silicone pad at the bottom of the timer to prevent it from falling. Multiple Uses This visual timer is lightweight and compact. It is convenient to carry. You can use it for various occasions, such as cooking, baking, studying or fitness. It will be a good helper in your life.It will also be a great kitchen, study and work timer. If you have any problem with the product, please do not hesitate to contact us, we will do our best to solve it. This product does not contain batteries.