This item includes the Inkedibles HEAVY DUTY Compressor (airbrush or air hose not included, sold separately or as bundles). About the heavy duty compressor unit (included): This is a self-lubricated piston driven compressor with a single cylinder design; it is oil free and operates with a low noise threshold. In addition, it has a very steady air flow and pressure; with heat-dissipation. - Oil-less piston design with 1/6 HP (low maintenance, high performance) - Compact and portable design - Integrated pressure gauge for convenient pressure readings - Integrated moisture trap with petcock release helps keep moisture out - Retractable handle stows away when not needed - Manual on/off switch allows complete shut-off - Standard 1/8inch fittings for interchangability of hoses and airbrushes - 110V - 120V / 60 HZ - 20-23 L/min air output - 1.5m electric cable - auto stop/start at 3BAR (start) and 4BAR (stop) for safety Compare to competitor compressors with lesser (1/8 HP) power, that sell for $199 (for compressor alone), this Inkedibles Heavy Duty 1/6 HP compressor offers significant value for the airbrush enthusiast that is looking to be able to manage multiple airbrushes at a time (compare to our Professional Series which is also great value, but works only with 1 airbrush at a time). Storage: Store in a clean dry place at a temperature not exceeding 40°C / 104°F. NOT INTEDED AS A TOY. KEEP OUT OF REACH OF CHILDREN. DO NOT SUBMERGE IN WATER. To be used for a maximum of 20 minutes at a time. Contains small parts which can be a choking risk to small children.