Model 170 Electric Optimus Power Painter Features Optimus Technology With Dual Tip Design That Sprays Thinned Latex Paint, Stains & Sealers On Small Projects Such As Chairs, Shutters, Lattice & Decks, New Optimus Technology Gives You Less Overspray, More Even Paint Coverage & Better Control, It Comes With Optimus Dual Tip, Quart Material Cup For Smaller Jobs, Spare Atomizer Valve Cleaning Brush, Item Specs Are 4.8 GPH & Tungston Carbide Piston & Cylinder For Long Life.