The IMUSA 4-Quart Pressure Cooker can be used for cooking various recipes of your choice while conserving energy and time. You can save nearly 70 percent of the total cooking time with this product. Food stays healthy and full of flavor, and it retains all of its minerals and nutrients. The four safety pressure systems include a safety valve, pressure control, over pressure safety window and a pressure regulator, each contributing to a safe cooking environment. This IMUSA pressure cooker with safety valve and pressure control is also very durable and looks elegant with its high-gauge aluminum metal. Because of its built-in pressure regulator, you can feel secure in the kitchen at all times, because it won't let you open the pot unless the pressure levels are completely safe.