KEYLESS ELECTRONIC LOCK, 5 DRAWERS (2) 3 INCH, (2) 6 INCH AND (1) 9 INCH. SOFT RETURN, SILENT CLOSING DRAWERS. 5 INCH SILENT, HOSPITAL GRADE CASTERS-2 SWIVEL/1 BRAKE/1 DIRECTIONAL LOCK. PULL OUT SIDE SHELF. INCLUDES (1) 3 INCH AND (1) 6 INCH DIVIDER SET.