- Food-Grade Stainless Steel Construction: The inner tank of our hot and cold coffee machine is crafted from food-grade 304 stainless steel, ensuring safety and durability. The matte finish exterior is slip-resistant and fingerprint-proof, while a middle layer of PU foam provides exceptional thermal insulation, preserving the original flavor and nutritional components of your beverages. - Superior Insulation Performance: With a 0.8mm thick PU foam layer, this beverage dispenser keeps your drinks hot or cold for 4-8 hours, locking in flavor and aroma. Enjoy a steaming cup of tea during winter or a refreshing iced coffee in the summer. - Multi-Layer Insulation Technology: Designed for both insulation and cooling, this commercial beverage dispenser maintains temperature for 6-12 hours. It's ideal for coffee shops, milk tea outlets, breakfast venues, tea houses, parties, buffets, and family gatherings, serving a variety of delicious beverages like milk teas, coffees, and juices. - Innovative Anti-Clogging Design: The unique groove at the bottom of the insulated bucket facilitates smooth beverage flow, preventing residue buildup. The leak-proof faucet, made from food-grade resin, is designed to withstand prolonged use without compromising quality. Note: This model does not include a heating function.