Features: Safe material: Made of Aplastic,strong , quiet and sturdy. Low noise: Motor running will not bring noise, will not affect the life and mood. Adjustables flows valves: The water flows is adjustables, dissolved oxygen for creature-growing.Suitable water flows, fit for fish bowl and grass cylinder,so it satisfy your various demand. 3 in 1 Multi-function filter:Aquarium filter has the function for filtration,oxygen aeration and clearing oil-film, a variety functions provide by ultra-thin design filter, perfect for your fish tank. Hanging on filter with filter plate design:can increased filter strage space,also clean up aquarium fish feces, create a clean environment for your lovely fish. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement                Description: Suitable for: 55CM inner cylinder Size: As picture show  Package List:  1x Super Filter Pump