Description: This wave maker pump simulates the natural currents, could increase the oxygen level of the water. And it can create waves to increase the fish's movement, make the fish increase vitality and more beautiful. Features: [Suction Cup]The suction cup makes the adsorption more stable, which is easy to install and allows you to position the pump virtually anywhere in your aquarium. [Useful]This wavemaker pump makes strong waves to circulate the water quietly and efficiently. [360Rotation]Adjustable head allows constant circulation of the water, ensuring every part of the aquarium has access to oxygenated water. [Filter Cover]The wavemaker pump with filter cover to prevent the fish suction. [Water Circulation]Provide extra flow and keep waste in suspension so that it can be removed by the filtration system. Specifications: Types: Type 1; Type 2 (Optional) Plug Type: EU Plug Color: Black Material: Plastic Style: Practical Application: Fish Tank Package Size: 17*10.6*9.7cm/6.69*4.17*3.81inch(Type 1);17*11.4*11.4cm/6.69*4.48*4.48inch(Type 2) Package Weight: 360g/0.79lb(Type 1);480g/1.05lb(Type 2) Package List: 1 * Aquarium WaveMaker