Features: Mechanically operated timer does not require batteries. This timer is great for use in salons, offices, labs, schools or in the kitchen. Enjoys a loud ring, which can easily be heard from across the room. Timer can be set up to 60 minutes. Made from premium stainless steel, anti-rust and durable. Easy to set. Simply turn the dial to desired time. 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. Package List 1、Mechanically operated timer does not require batteries. 2、This timer is great for use in salons, offices, labs, schools or in the kitchen. 3、Enjoys a loud ring, which can easily be heard from across the room. 4、Timer can be set up to 60 minutes. 5、Made from premium stainless steel, anti-rust and durable.