Circulon Infinite Tabletop Cradle and Burner Set Tabletop cradle and burner set keeps food warm during meals Pairs with Infinite Circulon 10-1/2-inch- and 12-inch covered buffet casseroles and 12-inch slanted griddle Adjustable butane burner with pushbutton ignition and temperature control knob Concave wire rack holds cookware securely; solid base prevents tipping Limited lifetime warranty