Breville|PolyScience the Control Freak Temperature Controlled Commercial Induction Cooking System Through-the-glass pan temperature sensor allows the thermostat to touch the pan directly Directly sensing the temperature of the ingredients, Probe Control can hold temperature stability of ingredients to within 1.8 Degree The Control Degree Freak's patented twin fan cooling system keeps you cooking all night, even at searing temperatures in the hottest kitchen The world's first induction cooker that can set and hold any temperature from 86 DegreeF-482 Degree for any length of time Can be used with any induction compatible pot or pan ; cookware should have a minimum diameter of 4.5" / 12cm and a maximum diameter of 10" / 26cm.