Size: Main unit (with handle and lid) (W x D x H): 16.5 x 8.9 x 6.3 inches (42 x 22.5 x 16 cm); Depth: 4.1 inches (10.6 cm); Inner diameter: 7.9 x 1.7 inches (20 cm); Middle basket: 7.6 x 1.6 inches (19.3 x 4 x 4 x 4 x 5 x 5 cm) Materials: Main Body, Lid: Stainless steel 304L, Bottom: SUS304L, Aluminum, Stainless Steel SUS430, Handle: Phenolic resin Country of Origin: China Product Weight (Details): Main Body: 6.6 oz (1,960 g), Middle Basket: 6.3 oz (185 g), Pressure Cooker Lid: 24.3 oz (700 g) Full Capacity: 7.8 gal (3 L) Open and close lever can be locked as is. 5 Secure Design Pressure Regulating Weight, Safety Valve, Specially Designed Packing and Pressure Lid, Safety Lock Pins, Open and Close Lock Three safety devices allow excess pressure to escape and maintain internal pressure The dual locking mechanism allows the lid to remain pressure free when the lid is not completely closed and the lid will not open while pressure is applied. Easy to switch between high and low pressure. Comes with a convenient basket for steaming. Includes Recipe Book (20 Recipes)