PawHut 13W 265GPH UV Sterilizer Aquarium Pond Clarifier Pump Filter Eradicates micro-organisms and harmful pathogens from water Built in UV sterilizer and fountain with four heads Multifunctional all-in-one system Ideal for medium sized aquariums and small ponds Overall Dimensions: 13.78"L x 3.9"W x 4.1"H