yueton Stainless Steel Egg Shape Kitchen Cook Cooking Countdown 60 Minutes Mechanical Timer Egg shape design, fashion and lovely. No power needed, mechanical operation. It is not only a lovely timer, but also a home decoration. No longer have to worry about boiled water dried up and dishes burnt. How to use:1.Wind up the spring turn dial clockwise as far as it will go. this is often one full turn-or as far as 55-60minutes. 2.Set your chosen time turn the dial anti-clockwise until the point on your timer lines up with your chosen time(you need to set it everytime when you use)