1. Foamed-in-place high density polyurethane insulation. 2. Nature cooling. 3. Mechanical temperature controller. 4. Safety shielded fluorescent interior. 5. Adjustable vinly coated wire shelves. 6. Automatic to heet for evaporating water condensed. 7. Exterior is white cold colored steel. 8. Interior is ABS. 9. PVC-Clad doors,double-pane glass doors. 10.Door lock. Warranty: One year all parts,6 years on compressor.