1.1HP Compressor with cast iron cylinder enhances pump life. 3.2 CFM delivers @ 100 PSI pump supports quick recovery. Oil lubricated pump. Lightweight design for easy use and mobility. High-flow regulator helps increase performance. Dual soft start valves assist in cold weather starting. 4 Gallon twin stack tank. Power supply: 120V AC 14 Amps 60Hz 2-Pole induction motor. Dimensions: 16.75?H x 18.5?L x 15?W.