3-in-1 functionality: Clock, Alarm, Timer with visual progress bar; requires 2 x AAA batteries (not included). Efficient Time Management Tool: This timer helps you visualize time as the red disk gradually disappears, providing a clear view of elapsed time. Enhances focus for studying and working efficiently. Easy to Set: 60-minute visual timer allows you to set the countdown by turning the knob clockwise and pressing down to confirm. When the red disk fully disappears, the timer ends and a bell rings to signal time is up. Additional Functions: Buttons on the back and knob on top let you easily set chronograph, alarm, and clock functions in sequence. Multiple Uses: Ideal for cooking, baking, learning, or improving concentration. A practical helper for everyday time management.