The Handbook
displays available file devices, along with information about them.

Introduction
displays the available file devices (hard drive partitions, floppy and drives, ) along with information on their capacity, free space, type and mount point. It also allows you to mount and unmount drives and view them in a file manager.
is similar to the DiskFree module , but takes up less screen space. It is useful if you want to keep a window available at all times.