Oxygen generator Power:110-220V Frequency:50-60HZ Input Power 520VA Oxygen Density 93%±3% Oxygen Capacity :1-5L/MIN Output Pressure ≥0.04 Running Noise ≤55DB Atomization Amount ≥0.2ML/MIN Environment Humidity ≤80% Environment Temperature :5-40C External Dimensions 500X300X550mm Packing Dimensions:560X360X610mm N.W.:26KGS