| Label | Explanation | Data Type | 
Input Airport Geodatabase
  | The workspace that contains the airport data.  | Workspace | 
Target Folder
  | The folder where the shapefiles will be written.  | Folder | 
Input Feature Class
 (Optional)  | A list of feature classes that will be exported to shapefiles. If this parameter is not set, all feature classes in the input workspace will be exported to shapefiles.  | String | 
Derived Output
| Label | Explanation | Data Type | 
| Output Folder | The updated target folder.  | Folder |