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. Product description 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. Condition: 100% Brand new Material: Stainless Steel+Plastic Color: Silver Timer range: 60 minutes Working angle: 360 Size: Approx.6.8*9.2cm / 2.68*3.62in Gross Weight: Approx.100g Package List:1* Kitchen Timer Notice: 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..You'an store products