The PTC heater features an aluminum shell, making it eco-friendly, durable, and sturdy for long-term use. It maintains a constant temperature with surface insulation, ensuring safe operation and allowing for prolonged dry heating. Rated at 220V, 125W, it can be used to heat solids and gases. Includes a 15cm high-temperature-resistant lead wire for easy installation. Commonly used in foot bath devices, water boilers, yogurt makers, chocolate extrusion equipment, and coffee makers. Also suitable for preheating cars and components. Voltage: 220V Temperature: 200C Maximum Power: 125W Note: No need to distinguish between positive and negative poles. Size: 100 x 21 x 5mm Material: Aluminum + ceramic PTC Color: Silver Package Contents: 1 x PTC Air Heater Note: The package includes only the items listed above; other products are not included. Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement error allowance is +/- 1-3cm.