Aquatop Internal Filter 42GPH, Capacity: Up to 10gal, Power: 2.5W

IF-201 Internal Filter A great, compact aquarium filter, the IF-201 is quiet, efficient and can be vertically or horizontally mounted with the included suction cups. The IF-201 also comes equipped with an optional spray bar attachment for a wider range output and an optional Venturi-Line for added oxygenation. Plus, the IF-201 uses a dense filter sponge for maximum filtration. This filter is easy to install and will do the job! Space Saving Design Energy Efficient Multiple Return Options Easy to Install and Maintain