1. 4-inch large screen, easy to read at any angle 2. Up/down count range: 0-99 minutes 59 seconds 3. Function: countdown, positive timing, three levels of brightness, three levels of volume 4. Built-in battery: 600mAh 5. Placement: hook, magnet, vertical 6. Material: stainless steel, ABS 7. Dimensions: 10 x 2.5 x 7 cm
