100% copper
. Oil-free, silent, environmentally friendly, and no disturbing
. Multiple units, stronger heat dissipation
. Large capacity storage of liters, easier solves the big projects of daily life
. Highly reliable and durable valve; strong aluminum-alloy body, lightweight
. The motor provides reliable power, low voltage startup, and running performance strong fan-cooled motor and body
. Pressure switch with push-button, safe and convenient
. Excellent for use in cold temperatures & uneven surfaces
. Piston ring with high elasticity, excellent wear resistance, low oil consumption, not easy to make the valve group carbon deposition and loss of oil to burn the crankshaft and connecting rod