Internal Filter For Aquarium, Submersible Aquarium Filter, Internal Power Filter For Betta, Nano Fish Tank (Up To 20Gal)

Features: Used to filter and pump water; Aquarium water is mechanically filtered and cleaned by included filter sponge Excellent for small size fish tank like nano tanks and betta tanks Install in vertical or horizontal position right in your aquarium Must fully submerged under the water level to prevent overheat of pump. Please note: The filter sponge and impeller should be cleaned regularly We generally recommend to clean them about every two weeks Package includes: Internal filter 1 pc Spray bar 1 pc