This is only 4.8 volt model but its listed for under $30. so if it works it will definitely be worth it. here is the link..
http://www.harborfreight.com/cpi/cta...cetype&ptype=C
if the link is not working item# 95633-3VGA
at www.harborfreight.com
and u may have to add flexible hose let me know your experience if u buy it