Uniclife Aquarium Air Pump Dual Outlet Fish Tank Aerator with Accessories for 5-200 Gallon Tank

The Uniclife air pump is designed to oxygenate your aquarium efficiently and quietly with its low power consumption and advanced air compressing system. You are purchasing a high quality air pump suitable for use with any Freshwater and Marine aquariums. The pump comes with 2 air stones 2 return valves and 2 connectors. This model has an adjustable valve - meaning you can adjust the air flow rate. ABOUT SUPER QUIET.LET US FACE THE TRUTH. WE have test Uniclife air pump to work on lowest flow rate it sound 25 dB which sound like Rusting Leaves Ticking Watch. Then we test it to work on highest flow rate it sound 43db which sound like Quiet Whisper at 2 ft. Park. Sitting on a folded cloth to make it quieter. Specification: Recommended Tank Size: 60 to 400 liter Voltage: 110~120V 50/60Hz. Exhaust: 4.0 L/min. 2.0L/min X 2 Pressure: 0.016Mpa. Power: 4.0W. Dimensions: 5.1"" X 2.8""X 2.5"".