Product Features: The kitchen timer is made of environmentally friendly ABS plastic material, which is environmentally friendly and safe. The Kitchen Cooking Timer is a mechanical movement that eliminates the need to install and add batteries. No complicated buttons, just spin to schedule the time. When cooking, reading, grilling, exercising, cooking, baking, even in cluttered environments, the timer will remind you in time with a loud chime. Product Details: Name: Manual Timer Material: ABS plastic Color: Pink/Blue/Red/Beige Weight: 86 g / 3.04 oz Instructions for use: 1. Rotate clockwise for 55 minutes. 2. Then set the desired time counterclockwise. 3. Please follow the instructions, otherwise there will be no sound. 4. Be careful not to forcibly turn the timer repeatedly, so as not to damage the built-in movement components. 5. The size and weight are manually measured by the manufacturer, there will be some slight differences, please understand. This will not affect usage. Please use with the manual.