The Evo Affinity 25E has a 25” (635mm) diameter black seasoned steel cook surface heated underneath by inner and outer cook surface zones. Foods can be prepared directly on the cooktop, and pots and pans may be used as in traditional stovetop cooking (either separately or simultaneously). Surface temperatures range from 150ºF to 525ºF (66ºC to 274ºC) from the center to the outside edge. Operating on 208V -230V, the Affinity 25E Cooktop is an ideal solution for creating a social cooking space in your indoor kitchen. See less