4 in 1 Aquarium Filter (HG985)

Description HG985 Hygger 4 in 1 Aquarium FIlter Suitable for 2 gallon to 20 gallon aquariums, this hang on internal filter is all you need. Mechanical filtration Biological filtration Aeration Flip aeration arm outside tank, and presto, water changer. These small filters are very easy to set up and clean. Just rinse the media once per week in dechlorinated water. Small enough to slip into a live fish order. Don’t need fish? We can ship supplies cheaply via Fedex ground.