Stainless steel heating tube: Made with stainless steel heating element, offering high hardness, good rust resistance, and excellent heat resistance. Fast heating: 600W high power with a high-quality stainless steel heating tube enables rapid heating, quickly raising water temperature. Heating time is approximately 1 to 2 minutes. Note: Allow about 20 seconds for the unit to cool before removing from water after power disconnection. Easy to use: Simple design with a clip attached to the side of the tube for secure placement on the edge of a cup or container. Power cord: Features a 1-meter power cord constructed with copper wiring, insulated with PVC material resistant to high temperatures and oxidation for safe operation. Compact and portable: Sleek, compact design 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 calibration. Please refer to product dimensions before ordering.