Bullet Points:1Strong Filtration: Large capacity fliter box, multi-layer filteation, convenient disassembly and better water purification effect. 2Functional Oxygen Pump: A must-have item for fish tank aeration and wave making. 3Adjustable Airflow: High efficiency oxygen increase, continuous bubbles and adjustable gas volume*fast pumping and ultra quite. 4Water Circulating: Absorb the impurities and fish excrement in the tank, and the water quality will be clear for a long time. 5Durable & Practical: High strength wear-resistant rotor, long service life. Features:Strong Filtration: Large Capacity Fliter Box, Multi-Layer Filteation, Convenient Disassembly And Better Water Purification Effect. Aeration and Wave Making. Adjustable Airflow: High Efficiency Oxygen Increase, Continuous Bubbles And Adjustable Gas Volume*Fast Pumping And Ultra Quite. Water Circulating: Absorb The Impurities And Fish Excrement In The Tank, And The Water Quality Will Be Clear For A long Time. High Strength Wear-Resistant Rotor,Long Service Life. Packing List:1*PumpNotes:Due to the lighting effects and shooting angles, there might be some color difference, please understand. Due to manual measurement, there might be a tolerance in the product size.