The easy-to-use, National Geographic PF50 Aquarium Power Filter powered by EHEIMTechnology features a multiple filtering- 3 stage filtration, adjustable flow and interchangeable cartridge system. Maintain a healthy aquarium when you change the filter every 3-4 weeks. Features: Fits all PF power filter sizes Includes: 1 - Power Filter Water Type: Fresh water Tank Size: 20 gallon Dimensions: 4.4 in L x 5.4 in W x 7.4 in H Color: Black Caution: This is not a toy. Keep out of reach of children. To avoid injury, follow the safety instructions in the enclosed instruction guide. Size: 20 Gal.
