Oase Navy BioStyle 20 Hang-On Filter

Multi-stage filter cartridge – Disposable filter cartridge contains mechanical, biological, and chemical filtration. Quick installation – Designed with an adjustable leveler, for securing the hang on filter to the aquarium rim, and an adjustable telescopic intake.Easy maintenance – Cleaning indicator shows when it’s time to change the filter cartridge. Adjustable flow control – Change the intensity of water movement and oxygenation.Ideal for use in aquariums up to 20 gallons. Quiet operating motor.Sleek, compact design. Compliments the beauty of your aquarium.What’s in the box: Aquarium Filter, one multi-stage filter cartridge, 30 ppi biological filter foam, telescopic intake with inlet strainer, and 6 ft. power cable.Made in Italy, backed by German engineering from OASE. Fresh and marine water compatible. UL certified filter.3-year factory warranty.