Introducing our versatile Drum Heater, designed to keep your metal and plastic barrels warm, preventing freezing and ensuring optimal performance. This heavy-duty heater is perfect for a variety of applications, including industrial settings where maintaining temperature is crucial for propane tanks, pipes, valves, and various instruments. Our Drum Heater features an elastic spring that securely attaches to drum diameters up to 3 inches, making it adaptable for different sizes, from 20L to 200L. The silicone material used in the heating pad is both high-temperature resistant and durable, providing a reliable heating solution that stands the test of time. With a temperature control range of 30-150°C, you can easily adjust the heat to suit your specific needs, whether you're working in colder environments or need to keep materials at a stable temperature for processing. The knob control ensures user-friendly operation, making it suitable for both professionals and DIY enthusiasts. Key specifications include: - Voltage: 110V/220V - Compressive strength: 1500V / 5S - Installation: Easy spring setup Our product is not only practical but also designed with safety in mind. Please avoid using it in wet environments or areas prone to fire hazards. When you choose our Drum Heater, you are investing in a reliable solution that enhances efficiency and protects your valuable materials from temperature-related issues. For any questions or concerns, our dedicated customer service team is available through Amazon's messaging system and will respond within 24 hours. Thank you for considering our product; we look forward to serving you!