Easy to use--hold the base firmly and turn the timer clockwise to 55 minutes, then counterclockwise to set the desired cooking time. Please follow the instructions or there will be no sound. Do not immerse in water to avoid rust. Precise time management--This small timer can help you learn time management, especially cooking, baking, brushing teeth, reading, studying, running, yoga, facial mask beauty, coffee and tea time, special needs, etc. Perfect gift for kitchen lovers, friends, adults, girlfriends, boyfriends, family and more. Mechanical kitchen timer - no batteries required, safe and fun for your kids, and a practical housework timer. Perfect for kitchen lovers, not only as a timer but also as home decoration, you will love this cute friend. You no longer have to worry about the boiling water drying out or the dishes being burnt. HIGH QUALITY MATERIALS -- The body of the cute timer is made of ABS, while the internal parts are mainly made of precision steel to create long-lasting quality. Each machine is handmade and has a certain +/-5% timing deviation. Note: Do not repeat the back and forth rotation multiple times. Cooking Kitchen Timer--Essential cooking timer reminder, a kitchen tool suitable for every family, easy to use, making cooking fun. This greatly improves the concept of time management and is suitable for almost any occasion, perfect for placing in your room, office, kitchen, etc.