This products is a filter. Adjustable flow value to adjust flow and dissolved oxygen for creature growing. Energy-saving and environmental-friendly, Ultra low power consumption, low radiation to keep ecological balance. It can make good water circulation and filter the dirt in the cylinder to keep the , but also the water to bring a large number of oxygen into water, the oxygen will dissolve in the water, add the oxygen content of the water quickly, and maintain a good ecological environment of the aquarium tank. Feature - - Material: ABS. - Size: 18.70X8.80X8.00cm/7.35X3.46X3.14in - Power: 2.5w - Flow: 160L/H - Wire Length: 1.1m - Easy to install ,only fill up water and plug in and easy to maintain. - High efficiency filtration, waterfall design flow,it has a good filtering,effective filtration of impurities in water.making sure transparent and clear water. - Adjustable flow value to adjust flow and dissolved oxygen for creature growing. - Cylinder wall holder, adjust the distance between the filter and the fish tank. - Suitable for fresh and sealtwater, with biochemical, physical filtration and aeration function. Package list: 1 Tank Filter