StorageInfo Fields | 
          
The StorageInfo type exposes the following members.
| Name | Description | |
|---|---|---|
| bytesFree | 
            The number of bytes remaining on the drive.
              | |
| driveLetter | 
            The drive's alphabetical identifier.
              | |
| driveType | 
            The type of drive. (e.g. flash, RAM)
              | |
| isPersistent | 
            Bool defining whether or not files persist across printer reboots.
              |