Fish Tank Filter, 4-In-1 Internal Aquarium Filter,6W 500-1800L/H Submersible Water Pump Oxygen Aeration Wave Maker Water Change For Underwater Fish Tank & Aquarium (1Pc Filter)

Multi-function free switching This filter come with 3 kinds of water outletyou can switch increase oxygen and filtration wave maker pump water change and pump water function easily Effecticent filteration designed Increase filter box size and install 2 pieces filter-spongewhich can effectively filter waste and improve the circulation system to maintain a clean water environment. easy to seperate and clean.