Fire Magic Aurora 30 Inch Warming Drawer: The Fire Magic 30 Inch Warming Drawer requires a 110 volt connection, has temperature control knob to keep your foods warm and a stainless steel frame and face for years of outdoor use and dependability. Opening Required (in inches): 13 H x 31 W. Fire Magic Aurora 30 Inch Warming Drawer: The Fire Magic 30 Inch Warming Drawer requires a 110 volt connection, has temperature control knob to keep your foods warm and a stainless steel frame and face for years of outdoor use and dependability. Opening Required (in inches): 13 H x 31 W.