DeWalt D55154 portable air compressor is a heavy-duty, 1.1-hp, continuous electric, wheeled dolly-style four-gallon unit. Compressor produces 4 cfm at 90 psi. Reinforced frame includes a full-protection roll cage to protect pump and motor. Couplers and gauges are guarded by the tank assembly. Unit measures 18.5 inches wide and 29 inches high, and has 10-inch solid-axle, fully pneumatic tires.