1.MATERIAL: The kitchen timer is made of 304 stainless steel. Stainless steel exterior and disc design make the timer beautiful, waterproof and corrosion resistant. 2.MAGNETIC BACK - For more convenience, this timer can be placed on any metal surface, such as refrigerator, microwave oven Owen, etc. Perfect for moms, kids, parents, teachers, office workers, professionals and students. 3.70 DECIBEL MECHANICAL LOUD ALARM, NO BATTERIES REQUIRED - Mechanical timer with built-in 70 decibel alarm, no batteries required, energy saving and eco-friendly. The alarm is loud; it can be easily heard within a radius of about 10 meters under low noise conditions, which means you won't miss the alarm even if you are in another room. 4.TIMED, BEST FOR TIME MANAGEMENT - Stay focused on your tasks and activities with this cute timer. Compared to other manual timers, this timer provides you with the most accurate, precise and error-free timing. Ideal for cooking, baking, reading, homework, jogging, homework, special needs and more.