Loud Alarm The mechanical timer has an built-in alarm to alert when the time is up. The alarm is loud and can be heard easily within a radius of about 10 m under low noise conditions. Magnetic Back For added convenience, this timer can be placed on any metal surface such as fridge, refrigerator, and microwave oven. Easy to Use The mechanical timer does not need batteries, making it energy efficient. The 60-minute cooking timer is designed for kitchen time control. Simple one-key operation makes it easy to use for elderly users and children. Mechanical, No Batteries Required The alarm operates mechanically without batteries. The bell automatically rings when the timer reaches the set time. Wide Applications This timer features a simple and stylish design. This convenient mechanical timer can be used in various settings for students and the elderly.