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 visualize time as the red disk gradually disappears, clearly indicating elapsed time. Enhances focus and supports efficient studying and working 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 with an audible alert Additional Functions: Buttons on the back and knob on top enable sequential setting of chronograph, alarm, and time Multiple Uses: Suitable for various activities such as cooking, baking, learning, and improving concentration. A helpful tool for daily time management