Description 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. Features - Color: As shown. - Material: Plastic. - Size: 13.5 x 15 x 4.8 cm. - 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. - Adjust flow and dissolved oxygen for creature growing. - Will help to remove harmful substance which will increase oxygen level in the tank. - Suitable for fresh and sealtwater, with biochemical, physical filtration and aeration function.Package list: 1 x Fish Tank Filter