High quality ABS material, non-toxic, odorless, durable High precision mechanical owl-shaped timer Time range: 1-55 minutes. Mechanical timer, no batteries, economical and practical Easy to use, set the number of minutes you need to cook and a bell will ring when the time is up. Never worry about boiling water drying up or dishes burning Perfect time reminder for cooking, frying, baking eggs, cookies, cakes at home Product Description Operation method: First turn the 0-55 scale clockwise, then tighten the main spring. (If you override the scale, the speed will be reversed and damaged. If the scale is 0, you cannot directly rotate counterclockwise to 55. ) Return to desired time scale (for example If the time scale is 5 minutes, return to scale 5). Place it and wait for the ringtone to call you back. The movement must be wound before each use. If screwed directly on the beat, there will be no sound. More details: High quality ABS material, non-toxic, odorless, durable. Owl-shaped design, high precision mechanical kitchen timer. Time range: 1-55 minutes. Mechanical timer, no batteries, economical and practical. Perfect reminder for baking, frying, eggs, cookies and cakes in the kitchen. Just set the number of minutes you need to cook and a bell will ring when the cooking time is up. setting has elapsed. Never worry about dried boiling water or burnt dishes again. Note: The owl is watching you The measurements are taken by hand , the sizes indicated may vary from 0 to 2.5 cm. Thank you for your understanding. Monitors are not calibrated the same. Item color displayed in photos may be showing slightly different from the actual product. Please take the genuine one as standard. Due to the deviation in the operation of the transmission structure, the ringing time error range is about 1 minute, please note Uses: Write down work time. Time lunch break. Exercise time