No battery requiredSmall 60 minutes visual mechanical kitchen timer. Mechanical driver core, no battery required, lower gear rotation failure rate, eco-friendly and money-saving.Loud bellThe baking timer has an alarm built in to alert when the time up. And the bell rings for 5S at 60dB, loud enough to be easily heard far away without harsh.MagneticThe magnetic design makes it convenient for you to attach the timer on any surface with iron in it, such as refrigerator and microwave.SimpleEasy to twist, accurate timing, help you master the time, durable and accurate. The red wedge offers an easy reading of how much time is left.Wide applicationSimple to operate, suitable for all, friendly to kids and the elderly, can be used for cooking, baking, fitness, study, etc. A good gift for anyone who's child needs to see exactly how much time they have left to do a chore, read, watch tv, etc.Specifications.Material: Stainless steel + magnetDecibel: 60dBSize: 6.5*6.5*3.5cm/2.55*2.55*1.38in(L*W*H)Weight: 123g/4.34ozPackage Including1*cooking timer1*package box