Wagner Opti-Stain Plastic 3 PSI HVLP Outdoor Electric Paint Sprayer 10.8 H x 11 W in.Brought to you by Wagner is this paint sprayer ideal for small, light duty staining projects. The stain sprayer uses HVLP (High Volume Low Pressure) air power technology to spray thin materials. This HVLP paint sprayer is suitable to paint thin materials such as transparent and semi transparent stains and sealers. A three position air cap of this handheld paint sprayer adjusts the spray pattern for either vertical fan, horizontal fan, or round pattern