The Thomas 2220 Series brushless DC oil-less air compressor is designed for medical and other applications requiring a compact, lightweight compressor with variable output. The 2220 is small (3.77” high x 2.64” wide x 4.70” long) and weighs only 1.48 lb. (0.7 kg). The compressor features an efficient variable speed motor that produces flow to 1.1 cfm (32.3 l/min) & pressure to 30 psi. (2.1 bar). In addition, the proven Thomas WOB-L® piston technology combined with the enclosed crankcase design provides durable quiet (45 dB(A)) performance.