Aqua One Infinity Airpumps assist in aerating your aquarium with a powerful, circulating air flow.Infinity Airpumps are energy efficient and include everything you need to maintain adequate oxygen and water movement within your aquarium. Each box contains air hose, check valve and air stone, making set up easy.The AP150 is a single outlet airpump with a Max Flow of 100 litres/hour. It suits aquarium sizes of 10L - 100L.Features & Benefits:Assist in maintaining adequate oxygen and water movement within your aquariumEach Airpump includes an Air Hose, Check Valve and Air StoneQuiet operationCompact designEnergy efficientRubber feet for stabilityEasy to set up and maintain