Spec-Line Forced-Air Single Access Milk Cooler, sliding door, holds (16) 13"x13" crates or (10) 13"x19" milk crates, stainless steel interior and exterior, reinforced floor, sliding caster rails , (4) heavy-duty stainless steel dunnage racks, top-mount refrigeration system, digital control, E-Z clean gaskets, floor drain, 4" factory mounted adjustable casters, R-290 refrigerant,1/4 hp, cETLus, ETL