This PCP hand pump is a 4-stage manual air compressor designed for high-pressure filling applications. It features a stainless steel construction and includes an oil-moisture filter and pressure gauge for accurate monitoring. The unit operates up to 30 MPa (4500 PSI). It is suitable for filling airguns, scuba tanks, paintball markers, and tires. The Manufacturer Part Number for this model is DQT-4JH.