MODEL:B448SG1994HK7106 Aquarium Water Circulation: This wave maker pump simulates a gentle flow helping the tanks feel more like the ocean. It is designed to stir up debris and make wave in the water. In addition, this pump can be used to increase the oxygen level of the water.Powerful & Quiet: 6W,8W,12W,16W Water flow 4000L/h6000L/h8000L/h10000L/h 1050GPH submersible powerhead is higher flow rates and lower energy consumption. Single head makes strong waves to circulate the water quietly and efficiently. The stable magnetic base reduces noise when running and prevents the pump from falling off.Easy to Install: With a magnetic bracket which is easy to install and allows you to position the pump virtually most where in your aquarium. A adjustable ring with fine slots prevent baby fishes, corals and sea stars from getting involved.The head rotates a full 360 degrees, offering full control of the direction of flow, creating natural water motion.Application: Wave pump improve water circulation and oxygenation, which is good for fishes' healthy growth. Constructed of Anti-corrosion titanium impellers, it can be used safely in both fresh water and salt water, all kinds of fish tanks, Water grass aquarium,coral aquariums.