The kettle was always the right temperature for the intended beverage, nor did it require fire nor electricity.
Yet it was always cool to the touch. This tended to startle people, especially if they had placed it on a stove and witnessed a typical whistle of steam.
It had been created by a tea-loving wizard, then given as a gift to the wizard's favorite tea-loving Influencer.
It was delivered by raven because the wizard was too chai.