Feature:1. Large air volume oxygenation: This product has a large air volume oxygenation function, which can provide sufficient oxygen for the fish in the fish tank, ensuring the survival environment of the fish.2. Bottom silicone pad: The bottom is equipped with a silicone pad, which is anti-slip and shock-absorbing, ensuring the stability of the product and preventing noise caused by vibration.3. Complete accessories: The product comes with accessories such as air tubes, check valves, and bubble stones, making it more convenient to use.4. Two models: The product has two models, single-hole oxygenation pump and dual-hole oxygenation pump, to meet the needs of different users.5. Silent operation: The product operates at a sound lower than conversation, which will not affect the normal life of users.6. Adjustable air volume: For the dual-hole oxygenation pump model of the product, users can adjust the air volume according to their needs, which is more user-friendly.7. Air Pump Single Air Hole Aquarium Oxygen Pump, Fish Tank Bubbler, Complete Accessories, Silent OperationSpecification:Features:Large air volume oxygenation: This product has a large air volume oxygenation function, which can provide sufficient oxygen for the fish in the fish tank, ensuring the survival environment of the fish.Bottom silicone pad: The bottom is equipped with a silicone pad, which is anti-slip and shock-absorbing, ensuring the stability of the product and preventing noise caused by vibration.Complete accessories: The product comes with accessories such as air tubes, check valves, and bubble stones, making it more convenient to use.Two models: The product has two models, single-hole oxygenation pump and dual-hole oxygenation pump, to meet the needs of different users.Silent operation: The product operates at a sound lower than conversation, which will not affect the normal life of users.Adjustable air volume: For the dual-hole oxygenation pump model of the product, users can adjust the air volume according to their needs, which is more user-friendly.Specification:Optional Model: A- DB702(Single-hole) / B- DB705(Dual-hole)Optional Plug: EU Standard / US Standard: Color: BlackMaterial: ABSVoltage: 220/50Hz; 110v60HzPower: 5W Pressure: 18kpaOutput: 3L/minWire: 1.2M/47.2inProduct Size: 3.5*5.5*8.5cm(1.3*2.1*3.3in)Package Size: 13.1*9.1*7.1cmPackage Weight: 300gPackage list:1* Oxygenation pump1* Air tubes1* Check valves1* Bubble stonesPackage List:1* Oxygenation pump1* Air tubes1* Check valves1* Bubble stones