The JDK 40 is designed exclusively for air supply to small domestic wastewater treatment plants, environmental technology, and aquaculture. To avoid the risk of electric shock, short circuit, or fire, do not use the pump near highly flammable materials. Specifications: -Voltage: 230 V -Frequency: 50 Hz -Max. Power Consumption: 35 W -Noise: 33 dB -Connection: F19 -Dimensions, mm: 221 x 177 x 200 -Weight, kg: 4.5 – Performance (may vary by +/-10%): Air Flow, l/min: 65 59 50 43 34 Pressure, mbar: 0 50 100 150 200