D:lftp>bash
bash-4.1# export PATH=.
bash-4.1# lftp sftp://user:pass@somehost.com
lftp user@somehost.com:~> put -c cx160sd.flv
194749860 bytes transferred in 112 seconds (1.67M/s)
lftp user@somehost.com:/> exit
bash-4.1# exit
exit

D:lftp>

c:pscp.exe -pw [your password] -batch -sftp someuser@example.com:/* c:yourlocation

# Sample SFTP script
set remotehost=edtmobile
set user=javaftp
set password=javaftp
set protocol=sftp
set localdir=D:worktmp

# connect to the server
open

# change dir
cd remote/test

# put the local file test.txt to the server as mytest.txt
put test.txt mytest.txt

# disconnect
close