Pressure Cooker Features: 1)High quality aluminum alloy pressure cooker,produced according to the China National Standard (GB13623-2003). 2)High intensity and rigidity withstand wear and scrape. 3)Multiple safety device,overpressure valve,alarm valve & regulator ensure complete safe operation. 4)This pressure cooker can save half of the cooking time compared to ordinary cookers. 5)Flavor is enhanced and valuale vitamins and minerals are retained. 6)Ideal for use ongas stoves & induction stoves. Pressure Cooker Packing information: ModelDescriptionMaster Carton SizeQ'ty/CTNJY-PC18-3AB3L Pressure Cooker65*22.5*336JY-PC20-4AB4L Pressure Cooker72*24.5*366JY-PC22-5AB5L Pressure Cooker79*27*38.56JY-PC24-7AB7L Pressure Cooker85.5*29*406JY-PC26-9AB9L Pressure Cooker91*31*43.56 Model no notes: 1. JY is short for our company name Ji Yi. 2. PC is short for product name Pressure Cooker. 3. Digital 18;20;22;24;26 is the Pressure Cooker diameter. 4. The suffix digital 3;4;5;7;9 is the Pressure Cooker capacity. 5. The 1st suffix letter "A" is the finishing surface of the product- Anodized type. The 1st suffix letter "P" is the finishing surface of the product- Polishing type. The 2rd suffix letter "B" is the pressure cooker have induction-bottom for induction cooker.