OUTOPEN 3-in-1 Submersible Pump with Replace Sponge Water Purifier Fish Tank Filter Air Pump Oxygen Internal Pump Aquarium Filter

color:blacksize:300L,600L,1000LMaterial:ABStype:Aquarium FilterPackage Include:a filter,a packet of transparent pipe fittings,a pack of plastic connectives pipe fittingsFeature:1, 360 degree rotation, can increase the dissolved oxygen.2, Low water level design, a variety of display angles, suitable for low water level of the Turtle Filter.3, Built-in aeration mouth, rotating black oxygen plug.4, Pumping cycle, effort saving, plug and work.