4-in-1 pond filtration pump with fountain and disinfection equipment, etc 84791620Powerful and Effective Filtering: Powerful four level filter system gives you a clean pond. Large coarse filter foam can filter some large debris in the water first to prevent the pump stuck. And then, water goes through three filter baskets which contain two kinds of filters for further cleaning. What's more, it is equipped with a 9W lamp to improve the water quality profoundly. Three Detachable Fountain Heads: This pond water pump comes with a