Operation Methods: First, turn dial clockwise as far as it will go.Then turn it back to the number of minutes you want counterclockwise.When the time is up, it will ring automatically. Specification: Condition: 100% Brand new Material: Stainless Steel Color: Silver Timer range: 60 minutes Operating direction: Clockwise Force running motion: ≤0.45N.m Working angle: 360° Ringing time: 5 seconds Size: Approx.7.5*7.5cm / 2.95*2.95in Gross Weight: Approx.90g Package List: 1* Kitchen Timer Notice: Do not force too much when turning dial, so as not to damage the built-in movement. Do not repeat the rotation back and forth many times so that the built-in movement is not damaged. Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering. Please understand that colors may exist chromatic aberration as the different placement of pictures. Features Time Reminder: The Teapot Countdown Clock is a reliable loud mechanical wind-up timer with a 60-minute clock mechanism that requires no batteries. Usage Insruction: First, turn the timer clockwise to the end. Then turn it back to the number of minutes you want counterclockwise. When the time is up, it will ring automatically. Material: Freestanding timer is made from premium stainless steel, anti-rust and durable. Widely Used: This timer is great for use in salons, offices, labs, schools or in the kitchen. Loudly: This timer enjoys a loud ring, which can easily be heard from across the room.