The mechanical clockwork design makes it work without batteries, environmental protection, and long service life. With bracket can be stand on the desktop. Powerful magnets on the back for placement on fridge or other iron material surface directly. Fit for cooking, fitness, studying, teaching, meeting, housework, baking, gaming, beauty or classroom, meeting and other activities. The ribbon area on the dial makes it easier to recognize even when the pointer is moved a certain distance away. 1. Every time you use it, you need to rotate the timer hand clockwise above the "55" scale (do not exceed "0" "Scale"; 2. Turn counterclockwise to the countdown time you need to set. This minute timer is small and compact for convenient space saving storage, yet large enough to be easily readable.