Visual Analog Timer Silent Countdown Classroom or Meeting Countdown Clock Time Management Tool for

Feature: 1. The timer is easy to use, just turn the knob clockwise. 2. There is no ticking when walking, the length and size of the alarm sound can be adjusted, and it is more convenient to use. 3. Easy to see. It provides a visual of how much time is left. 4. Easy to use. Just turn the knob clockwise to your desired time. 5. It can help you improve the concept of management time, let your work and life work in an orderly manner. Specification: Material: ABS Size: 78*78*45mm Net amount: 98 grams Movement: Quartz Battery: 2 * AAA batteries (included) Package List: 1 x timer? 1 x user manual? 2 x AAA batteries