1、High Efficiency Filtration: The aquarium filter adopts advanced filtration technology, which can effectively clean and purify the water quality of the fish tank, and maintain the healthy growth of the fish. 2、Wall Mounted Design: Aquarium filter adopts wall mounted design, space saving, easy to install and use, does not occupy the space of the fish tank, and can also play a decorative role. 3、Quiet Operation: Aquarium filter adopts advanced shock absorption technology and quiet design, the noise is extremely low when running, which will not disturb the rest of the fish. 4、3 in 1 Function: Aquarium filter collects filtration, water purification and oxygenation in one, meets the multiple needs of the fish tank and provides a clear and oxygen rich water environment for the fish. 5、Safe Material: Hang on aquarium filter is made of premium safe plastic material, environmentally friendly and non toxic, not easy to be damaged, long service life. Item Type: Fish Tank Oxygen Pump Material: Plastic 1 x Fish Tank Oxygen Pump 9 x Connecting Pipe