OptiHeat Technology: Our unique OptiHeat Technology ensures that you get your beverage at the right temperature every single time. Real time temperature Display: See the heat level instantly and track without worry. 12 hour keep warm function: Built-in temp-meter for you to keep track of the heat level that keeps your drink warm for 12 hours. Strix Controller for 5x Lifespan: Built to outlast ordinary kettles with ease. Triple Safety Protection: Boil dry, Auto Shut off, Thermal Cut-off.