Features: 1. The high-definition mirror reflects light and shadow, paired with a silver rotating shell to create a sleek, visual rhythm. Cool, fashionable, agile, and understated design. 2. Precise electronic timer eliminates the need for repeated mechanical pressing every 5 seconds, enabling fast and smooth adjustment. 3. Large mirror with high-definition digital display. Numbers are clearly visible at a glance, whether standing or sitting. 4. Silent digital display timing design ensures quiet operation, ideal for calm learning and focused office work. 5. Three levels of timing reminders, adaptable to different environments and sound level preferences. 6. Adjustable range from 00:00 to 99:55. Supports both forward and countdown timing for simple time management. 7. Easily attaches to metal surfaces such as whiteboards and refrigerators. Secure hold prevents falling. Notice: - Actual color may vary slightly due to differences in monitor displays and lighting conditions. - Allow 1–3 cm deviation due to manual measurement. Product Information: 1. Name: Rotating Countdown Timer 2. Material: ABS 3. Color: Black 4. Working Voltage: 4.5V (3 AAA batteries, batteries not included) 5. Working Temperature: 0°C to 50°C 6. Timing Range: 99 minutes 55 seconds 7. Volume Settings: Silent (0dB), Low (60–70dB), High (80–90dB) 8. Product Size: 78 x 78 x 27.5 mm Countdown Setting: 1. Turn the knob to set the desired countdown time. Press the mirror to start. 2. Rotating right increases the value; rotating left decreases it. 3. When rotated more than 60 degrees, rapid rotation adjusts minutes; below 60 degrees, slower rotation adjusts seconds. 4. Positive Timing Setting: After setting to 00:00, press the mirror to start timing. Long press for 1 second to pause. Package List: 1 x Timer