Double-wall stainless steel cabinet and forced air heating system provide quicker and more even heating of plates. Heats plates to 150 degrees F in about 90 minutes. Dispensers adjust for both plate weight and diameter ( 3/1/4″ range) in a few seconds, without tools. Ideal for banquets and on-demand meals. Each dispenser accommodates a 25″ stack of plates. Units are 120 VAC 60 Hz, 6.5 amp and?include a 7? SOOW power supply cord with L5-15P NEMA plug.