Hootoo TripMate on Windows - Manual (Page 8)

Disk Setting:
This window provides information regarding the internal hard drive as seen on
the screenshot below.
Disk: It provides detailed information on your NAS/External USB Disk, including
firmware version, serial number, disk total capacity, temperature, and more.
Volume: It provides information regarding the File System used to format the
internal hard disk drive, total and available capacity.