Siphons out of a 1 gallon to 5 gallon bucket.  Can use to spray oil and latex (water based) paints.  Also can use for spraying stain.  Runs off a 110 volt plug in.  Comes with 50' of hose and a reversible self-cleaning tip.  We also send a strainer with to put over the top of bucket to remove any inconsistencies in the paint.  Rated for up to .95 gallons per minute flow (depending upon paint).  Variable pressure control.