Material Description: The timer is made of durable stainless steel. Operation Method: First, turn the timer clockwise to 55, then turn it counter-clockwise to the desired time. A "ding" sound will indicate the time is set. Product Features: The timer is made of metal. Its metal casing and tray design make it aesthetically pleasing and waterproof, ensuring long-lasting use. It can be attached to any metal surface, such as refrigerators, microwave ovens, and other household appliances. Multi-functional Use: This timer improves work efficiency while completing activities. It can be used for studying, exercising, cooking, outdoor activities, and can also function as a timer and watch. Suitable Scenarios: This timer helps you focus on your tasks and activities, making it ideal for cooking, baking, reading, homework, jogging, etc.