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 with a high-quality stainless steel heating tube enables rapid heating, quickly raising water temperature in 1 to 2 minutes. Note: Allow approximately 20 seconds for the heater to cool before removing it after power disconnection. Easy to use: Simple to operate with a clip attached next to the tube, allowing secure placement on the edge of a cup or container. Power cord: Features a 1-meter power cord constructed with copper wiring, insulated with high-temperature resistant and oxidation-resistant PVC material for safe and reliable use. Compact and portable: Designed in a compact size, ideal for heating water, coffee, or other liquids in cups or kettles at home, in the office, dormitory, or during travel. Note: Slight variations of up to 3 cm may occur due to manual measurement. Color may vary slightly due to differences in monitor calibration. Please refer to the provided dimensions before purchasing.