1.FOODGRADE STAINLESS STEEL MATERIAL: The inner tank of the hot and cold coffee machine is made of foodgrade 304 stainless steel. The matte finish exterior is safe, durable, slipresistant, and fingerprintproof. Combined with a middle layer of PU foam material, it provides thermal insulation, making it suitable for both hot and cold use. The original flavor and nutritional components of the beverage are preserved. 2.STRONG INSULATION: The inner layer and outer shell are filled with 0.8mm thick PU foam, which can maintain the temperature of beverages at hot or cold for approximately 48 hours, locking in flavor and aroma. Enjoy a hot cup of tea in winter or an iced coffee in summer. 3.MULTILAYER INSULATION TECHNOLOGY: The commercial beverage dispenser not only insulates but also cools, maintaining insulation effects for 612 hours. It is suitable for use in coffee shops, milk tea shops, breakfast shops, tea houses, parties, buffets, family gatherings, and other venues, serving various delicious milk teas, coffees, juices, and other beverages. 4.ANTICLOGGING BOTTOM DESIGN: The bottom of the insulated bucket features a unique groove design, allowing beverages to flow smoothly without leaving residue. This ensures no liquid accumulates at the bottom. The leakproof faucet is made of foodgrade resin material, capable of withstanding prolonged stretching and release. Note: No heating function.