Rated power: 1.77HP/1300W. Voltage/Frequency: 220-240V/50HZ. 110V/60HZ. Max.Flow: 3.2L/min. Max.working Pressure: 23MPa (3335Psi). Max.tip size:0.023''(623,523). Max.hose length: 30m. Hose exploded pressure:80Mpa (11600Psi). Electric motor: permanent magnet DC motor. Motor speed: 4500rpm. Spraying distance: 500-600mm. Stainless steel pump: YES.