DEWALT D55146 4-1/2-Gallon 225-PSI Hand Carry Compressor with Wheels 225 PSI max tank storage pressure provides a user with 80% more usable air than the industry leader; Tool Length : 33.5 inches 5.0 SCFM at 90 PSI allows the compressor to recover quickly after its initial tank charge is exhausted vertical stand feature and collapsible handle allows a user to save space by transporting or storing the compressor in a vertical position 78 dBA operational noise level for a quieter work environment 10-inch non-flat foam tires allow for easy transportation around the jobsite; Ehp efficient high pressure technology allows for longer pump and motor life