Stainless steel heating tube: Made with stainless steel heating element, offering high hardness, excellent rust resistance, and good heat resistance. Fast heating: 600W high power delivers rapid heating performance. Equipped with a high-quality stainless steel tube, it quickly raises water temperature in 1 to 2 minutes. After use, wait approximately 20 seconds before removing the heater from water after power disconnection. Easy to use: Simple and convenient design features a clip attached to the tube, allowing secure placement on the edge of a cup or container. Power cord: Includes a 1-meter power cord constructed with copper wiring, insulated with high-temperature resistant and oxidation-resistant PVC material for safe operation. Compact and portable: Small and lightweight design makes it ideal for heating water, coffee, or other liquids in cups or kettles at home, in the office, dormitory, or while traveling. Note: Slight variations of up to 3 cm may occur due to manual measurement. Color may vary slightly due to differences in monitor settings. Please refer to product dimensions before purchasing.