[Power supply] 110V single-phase, frequency: 60Hz, power: 2.2kw/3hp, current: 30Amp , flow rate: 100L/min/3.5cfm. [Portable Air Compressor] The air compressor is equipped with four high-pressure cylinders, compressed air up to 20-30MPa/200-300bar/3000-4500psi, gauge pressure indication, and automatic leakage when the safety valve is full. Breathing Air Standard】This high quality air compressor can provide high quality and safe compressed air that meets human respiratory requirements for any industry that needs a high pressure pure air source, which complies with EU EN12021 and GB18435-2001 breathing air standards. 220V Air Compressor】The air compressor consists of pump, motor, intake filter, belt, cooling fan, oil separator and filter, safety valve, pressure switch, starter, frame, isolator, etc. Lubricating oil we recommend ISO 100/150 grade. [Paintball Compressor] Widely used in diving, firefighting, outdoor construction, pipe welding, vessel welding, scientific research and pressure testing, laboratory, also for PCP rifle paintball tanks