Aluminum Pressure Canner. Has weighted pressure gauge with three weight options, doesn't require testing each year like a dial pressure gauge. Replaced seal ring and red safety plug before last use. Has bottom tray. Has some water and mineral staining, but it doesn't affect it's use. Put up lots of fish in this canner. Can hold 7-8 quarts plus a layer of half pint jars, or two layers of pints. Will include a jar lifter.