Interesting Camera Design & Cute Starry Sky PatternThe circular disc with starry sky pattern disappears counterclockwise as time passes, transforming the abstract minutes into a tangible and playful countdownperfect for kids to see time ticking by. This makes it easier for them to manage their homework, chores, or screen time, while developing essential time management skills. Simple Pin DesignNo buttons or complex settingssimply turn the center knob clockwise to program 1-60 minutes (avoid turning counterclockwise past 0 to protect the mechanism). To turn off the alarm after its activated, just turn the knob clockwise slightly, then back to zero. Ideal for quick tasks or structured schedules Non-Ticking & Adjustable AlarmDue to its precise internal structure, it makes almost no noise during operation. Enjoy a completely silent countdown in class, office, library, meditation, or nap time. We also added a silence function and a signal duration adjustment function (3-60 seconds) to this visual timer to meet the needs of more people Size While its compact size (9.5 cm x 4.1 cm x 7.5 cm) and lightweight design (133 g) make it easy to carry in a bag for classes, travel, or outdoor workouts