Holding Cabinet,heated,doorless,pass-through,stackable,1/2 size,(4) individually heated shelves,digital controls,individual shelf timers,built-in removable food covers,holds (8) 12" x 20" or (4) 18" x 26" pans,side loaded,stainless steel construction,3" swivel casters with brakes,cETLus,ETL-Sanitation