-i 4
or --interval=4
-e on
or --repeat=on
-e off
or --repeat=off
-f on
or --fullscreen=on
-f off
or --fullscreen=off
-i on
or --stretchIn=on
-i off
or --stretchIn=off
-o on
or --stretchOut=on
-o off
or --stretchOut=off
-u on
or --includSubFolders=on
-u off
or --includSubFolders=off
-m 1
or --moniter=1
-y on
or --stayOnTop=on
-y off
or --stayOnTop=off
-h
or --help
$ ImageViewer -i 2 -f on -o on -e off C:Users<USER>PicturesWallpapers