Capacity: 1.7L. Three layer structure: inner wall with 304 Stainless Steel, middle layer PP plastic and outer wall stainless steel. Keep warm switch to keep water constantly warm at about 55ºC. Cool touch and anti-scald function. Stainless steel concealed heating element. Boils water rapidly. Wide mouth for easy cleaning. Automatic power off when boiling. Boil-dry protection. Overheat protection. Convenient cord storage.