Magic quick cooking of both hands pressure cooker shallow 3.7L AQDB37 Size: external size / 400  240  170mm, inner dimensions / diameter 220  100mm / body weight: about 2.7kg Material Material: stainless steel, aluminum, phenolic resin, 66 nylon, silicon rubber Accessories:  Japanese manual, you steaming, cleaning pin, Country of origin: China  in Japan total inspection Japanese manual URL (PDF):http://www.wonderchef.jp/cooker/quick/pdf/aqdb37_a12.pdf