Sharp Medium-Duty Commercial Microwave Oven (15-0427) Category: Microwaves, R-21LTF Stainless steel exterior, interior and door. Memory check lets the user confirm each pad's time setting and power level. SelectaPower provides 10 variable power levels for precise control. Capacity: 1.0 cu ft. Unit Dimensions: 20 1/2"W x 12 1/8"H x 16"D.