Product information: Function: The inner tank is detachable, and it is heated without water Capacity: 1.3-1.5 liters Body material: plastic 40 Control method: mechanical Rated voltage: 12-220 (V) Rated power: 40 (W) Rated frequency: 50-60 (HZ) Power supply mode: AC Liner material: stainless steel Product size: 230*165*105mm Power: 40W Heat preservation function: plug-in heat preservation Color: pink, red, green, blue, silver gray, orange, dark green Steel: stainless steel Shell process: injection molding Packing list: Lunch box x1