20 Gal. 2 HP Portable Electric 120-Volt Single Phase Air Compressor from FS Curtis. The semi-pneumatic wheels make it easy to move around the shop. The pressure regulator allows for accurate air delivery with constant controlled outlet pressure for pneumatic tools. Great fit for the at-home craftsman, or workplace tasks. Cast-Iron four cylinder pump has an over a 10,000 hour rated life, 35% quieter than oil-less compressors Plugs into a standard 120-Volt household outlet, no special motor start required 10 in. wheels allow easy portability around the workshop or garage Ideal compressor for garage and workshop applications for small business or home use 1/4 in. outlet with regulator allows for accurate air delivery with constant controlled outlet pressure for pneumatic tools