Tetra Whisper In-Tank Power Aquarium Filters offer super quiet power filtration that is easy to conceal within your aquarium. As versatile as they are powerful, these filters are ideal for low water level environments such as turtle tanks. The position it takes inside the tank allows aquariums to be moved flush to the wall, and positioning on a side allows a full view without the distraction of filter boxes or power cords. Features: Submerged motor provides quiet and powerful filtration Full 2-year warranty Includes: 1 Filter Intended For: Aquariums up to 40 Gallons Color: Black INSTRUCTIONS: Hang inside your aquarium supported by the tank rim, or attach to the side using suction cups. Tetra Whisper In Tank Power Aquarium Filters | PetSmart