Regal Ware 3-Piece Induction Cooktop/Cookware Set Portable Induction Cooktop with 6 separate temperature settings, a timer and auto shut off. Induction Cooktops utilize over 90% of the energy they create. Making them incredibly energy efficient. Compare this to electric cooktops (50%) and Gas (40%) Induction Cooktops heat food twice as fast as gas or electric. Induction cooking essentially turns the cookware into the heat source. Built in sensor will turn cooktop off if temperature climbs too high