Material: This chocolate melting machine is made up of food-grade stainless steel with high density, corrosion resistance, charming gloss; easy to be washed. 3 Cylinder : This chocolate tempering machine includes 3 indepent pots, you can us one for milk or cream melting, the other for chocolate melting, which improves the efficient for your chocolate business,the chocolate melter is really helpful for commercial use, suitable for many types of melting work. Adjustable temperature: A wide range of temperature setting of 30°c~80°c for a variety of melting needs by double boils, providing steady heating and preventing the damage from vapour or overcooking, keep the original nutrients and taste of chocolate. Constant temperature: When the temperature is higher than set one , the machine stops heating automatically, when lower than set temperature, it starts automatic heating. All-around heating: The space between the cylinder and the machine body is large enough for better heat circulation, it helps even and fast melting.