An air pump that is also used in medical fields. Anaga electromagnetic air pump (Blower) YP-20A for both freshwater and saltwater use 47.2 inches (120 cm) and more. Features: This is an Anaga air pump produced by many years of research and development. It has been used in septic tanks, medical equipment, and other fields to demonstrate its power. The same thing is for aquarium fish, so you can choose from a wide variety of colors to match the size of the indoor aquarium, etc. It has waterproof properties that do not matter in normal wind and rain. Quantity: 1 piece Specifications: Voltage: AC 100 V Frequency: 50/60 Hz Rated Pressure: 0.010 MPa Input: 18/18 W Rated Airflow: 20 L/min Noise Level: 35 dB Size (Approx.): Width 5.8 x Depth 5.0 x Height 4.3 inches (148 x 128 x 11 mm); Cord Length: 5 mm); Discharge Diameter: Approx. 5 kg).