SUNSUN JP-033F Internal Power Aquarium Filter, 158gph Fully submersible aquarium filter for enhanced filtration options Boost aquarium filtration, water movement and crucial aeration Nano filtration system ideal for delicate fish or ornamental shrimp Optimize filtration in small nano aquariums up to 15 gallons, max-flow: 158gph(600L) Compact internal aquarium filter with swiveling spray bar