400 Gallon Silent Air Pump Aquarium Fish Tank Pump Hydroponic Oxygen Pump Black ✔【Double air outlet】 2 air holes， plus internal synthetic rubber components， constant pressure and air flow， sufficient and large air flow. And oxygen pump can be used in two fish tanks， or oxygenated two bubble stones; can also be used with air stones and filters， a variety of matching methods. ✔【Quiet Air Pump】 There is a noise reduction motor inside， which can reduce wind resistance and reduce noise. With anti-vibration rubber feet， it reduces the vibration transmission during work and enhances the mute effect. It is also recommended to put a towel under the pump to reduce the sound for better noise reduction. ✔【Unique Air Pump】 The bottom air intake filter device blocks the impurity particles， makes the air more pure， make the air pump run normally， and the filter cotton block can be replaced. Unique cool shape， shape design inspired by the beetle. The structure is reasonable and compact， and the power saving efficiency is high. ✔【Strong Air Pump】 Made of high quality materials， good insulation， wear-resistant， durable motor， with American 2-pin plug， only weighs 12oz， 5W， 110V 60Hz (must be used below 60Hz， can not be used below 50Hz)， suitable 20 to 120 gallon fish tanks. Description: New and high quality fish tank/aquarium double hole air pump. Good looks and low noise. Its housing made of high quality ABS completely. The stand cup using the latest shock-resistant material， long service life. Stable performance， safety， clean and strong. Displacement: 3.5L/min Power: 5W Voltage: 110V 60Hz Noise: 2.2db (A) Size: (10.5 x 7.6 x 5)cm Power cable length: 70cm Color: Black Package includes: 1 x Double Hole Air Pump 1 x Bubble Tube(2M)(cut it into two tubes as you need) 2 x Bubble Stone

400 Gallon Silent Air Pump Aquarium Fish Tank Pond Pump Hydroponic Oxygen w/Tube