The Bonavita Cosmopolitan kettle features have been curated by our team of specialty Coffee experts to work in harmony to optimize artisan Coffee and tea brewing. It has the same signature features from previous Bonavita variable temperature kettles. It offers temperature control within single Degree increments, A preset temperature button for quick access to common brewing temperatures, A gooseneck spout for precise pouring and optimal brewing turbulence, and a heat and hold function to maintain a temperature between 140-208˚f for up to 60 minutes. Its refreshed design includes a glass body, stainless-steel base and a boil button. It has a 1000-watt heater for quick heating and is ETL listed.