Sharp R-21LCF Medium-Duty Commercial Microwave (Dial Timer, 1000-Watts, 120-Volts) SIMPLE TO OPERATE: The classic dial timer can be set anywhere from 10 seconds to 6 minutes and includes bright LED indicators that permits "at-a-glace" monitoring. SPACIOUS INTERIOR: The 1.0 cu. ft. capacity can accommodate a 13-1/2'' platter, prepackaged foods, single servings or a half-size pan in either direction. AUTO-CANCEL TIMER: When the door is opened during cooking, the remaining time is cancelled; saving energy and increasing the magnetron's life. EASY TO MAINTAIN: Stainless steel exterior wrap and interior for easy cleaning and a commercial look. HEATING TIME GUIDE: A handy "on-the-spot" reference for timesaving convenience is located above the timer with recommended times for heating a variety of popular foods.