Operation methods: Turn the timer clockwise to the end first. Then turn it counterclockwise back to the desired number of minutes. When the time has elapsed, it will ring automatically. Specification: Condition: 100% Brand New Material: stainless steel. Colour: silver. Timer range: 60 minutes. Operating Direction: Clockwise Force running movement: ≤ 0.45 N.m. Working angle: 360°. Ring time: 5 seconds. Size: approx. 10 x 6 cm / 3.94 x 2.36 inches. Gross weight: approx. 130 g. Package list: 1 x kitchen timer. Note: Please allow 1-3 cm error due to manual measurement and make sure you do not mind this before ordering. Please understand that colours may have chromatic aberrations due to the different placement of pictures. Good quality: made of high quality stainless steel, rust-proof and durable. Widely applicable: this timer is ideal for use in salons, offices, laboratories, schools or in the kitchen. Easy to use: the timer can be set up to 60 minutes. Simply turn the dial to the desired time. Energy-saving: mechanically operated timer does not require batteries. EXCELLENT CUSTOMER SERVICE We care about the feelings of every customer. If this product does not meet your expectations, please do not hesitate to contact us. We will do our best to serve you.