Provided by: usbrelay_0.4-2_amd64 
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NAME
usbrelay - get information about and control USB HID relay devices
SYNOPSIS
usbrelay envvar=[0|1]...
DESCRIPTION
usbrelay without parameters shows information about found USB HID relay devices. usbrelay with specified environment variables switches relays on or off.
SEE ALSO
/usr/share/doc/usbrelay/README.md.gz
AUTHOR
This man page was written by Jan Dittberner <jandd@debian.org> for Debian systems (but may be used by others). USBRELAY(1)