[ Easy to use ] Long press the switch button to the timer. The timer causes the scheduled time (number) to face up, and the time automatically count down. The LED light remain illuminated throughout the entire process and flash for 10 seconds before the countdown ends. This 12 sided cube timer helps you focus on any job you are currently engaged in, such as learning, writing, and improving work efficiency. It is also suitable for cooking, boiling eggs, kitchen baking, exercising and doing homework, children's classroom . [ Various preset times ] The 12 sided timer has 11 preset countdown times (1/3/5/10/15/20/25/30/45/60/90 minutes). You don't need to set the countdown time every time, just flip the timer up to the desired preset time. [ 3 alarmmodes ] Supports sound, vibrations, and silent alarmclock. Select the desired alarms mode based and location. For activities such as cooking and exercise that should not miss the alarms clock, it is recommended to use the sound mode. [LED indicator light]You can easily monitor the status of the timer using the LED indicator light. The LED indicator light allows you to easily know whether the countdown is running or ending.