Presto 8-Quart Aluminum Pressure Cooker Cooks three to ten times faster than ordinary cooking methods, saving time, energy, and money. Pressure regulator maintains the proper cooking pressure automatically. Strong, heavy-gauge aluminum for quick, even heating. Includes cooking rack and complete 64-page instruction/recipe book. 11-1/3 by 18-1/2 by 8-1/2 inches; 12 year limited warranty.