1. Magnetic design: The mechanical clockwork mechanism operates without batteries, offering an environmentally friendly solution with a long service life. Stainless steel body for durability and easy cleaning. 2. 60-minute countdown timer: Compact and convenient to place; the built-in magnet on the back securely attaches to ferrous surfaces such as refrigerators and microwaves. 3. Ribbon design: The marked ribbon area on the dial enhances time visibility, making it easy to read from a distance. 4. Volume reminder: Produces a clear and loud sound, suitable for various activities including cooking, studying, exercise, and games. Provides a clear visual indication of elapsed time. Usage: First, rotate the knob clockwise to set the pointer to 55. Then, turn it counterclockwise to set the desired time. Repeat this process each time the timer is used.