... steaming, stewing, roasting, simmering, and other functions in one pot. 1. Multifunction cooking: rice cooking, Steaming, stewing, roasting, ... simmering, and other functions in one pot.2. Pressure cooking preserves flavors and nutrients.3. Multiple ... inner pot (stainless steel is optional).6. Time programmed and electronically controlled.7. Capacity is optional 4.0L ,5.0L,6.0L. ...