Double wall electric kettle with 18/8 304 stainless steel interior ensure tea kettle body stays cool to touch when keeping boiled water warm insideDoubVacuum carafe insulation technology locks in temperature to keep beverages hot and cool for up to 6 hours even without power with stainless steel vacuum construction for maximum insulationLong time heat preservation (2hrs>=176 degree F 4hrs>=155 degree F) and energy savingPour spout opens easily with push button, making one-handed pouring of this coffee carafe simpleAutomatically shuts off when water boils and boil dry protection. Cordless design with 360-degree swivel baseFeatures safety lock lid, as well as an anti-spill mechanism that prevents dripping when pouring