Seedbox to Seedbox ftp

#!/bin/bash
if [ $# -lt 3 ]
then
    echo "Usage: LFTPdir.sh 'user:pw' RemoteHostname Directory1 Directory2 DirectoryN..."
    exit
fi

USER=$1
shift
HOST=$1
shift

cd ~
for DIR in $@
do
    echo -e "\n\n ***  ${DIR} *** \n\n"
    lftp -u ${USER} sftp://${HOST}/  -e "cd ~ ; mirror -c  --parallel=4 --use-pget=5 ${DIR} ;quit"
done