1. Foamed-in-place high density polyurethane insulation. 2. Automatic Fan assisted condenser and evaporator. 3. Brain temperature controller.digital thermometer. 4. Frurved glass allows easy to open. 5. Easy clean interior. 6. Automatic to heet for evaporating water condensed. 7. Exterior is PV. 8. Interior is cold colored steel. 9. Completely sealed, low noise compressor. 10.Fully self contained unit. 11.Air curtain merchandisers are designed. Warranty: One year all parts,6 years on compressor.