• Adopts a three-stage silencer chamber design and advanced air compression technology to minimize noise. • Triple shock absorbers and special shock pads reduce vibrations to a minimum. • The use of special synthetic rubber components, constant gas volume and pressure. • Eco-friendly design, no oil lubrication, compressed air is quite pure. • The structure is reasonable and compact, the best effect is obtained with the lowest power consumption, economical power saving and long service life.