Mechanical Kitchen Timer: Made of high quality stainless steel and ABS materials. The mechanical inner core is hand-wound, does not require batteries, is water resistant, can be reused for a long time, is environmentally friendly and affordable.Magnetic Minute Minder: The bottom of the timer is embedded with magnets for adsorption, such magnetic design can stick to metal surfaces such as shelves, refrigerators or stoves, which can save more counter space for you. Simple operation, easy to use: When using the timer, make sure the hands are in the 0 position. Before setting the time, you need to turn the clock hands clockwise once, then start setting the time counterclockwise. This pointer has 55 minutes, you can set it at any time, just rotate the pointer, adults and children can work. cookware is the perfect kitchen tool. Loud, adjustable sound alerts will let you know when your time is up, so you can get your timing right every time. homework, brushing teeth, cleaning, yoga, fitness, showering, studying, playing, cooking eggs, as a stopwatch in class or at work. Note: Data are all measurements manual, please allow 1-3cm error, due to the light and display difference, there will be some color difference, depending on the physical object received.