Protein Skimmers for Saltwater Aquariums, Hang On Protein Skimmer for Fish Tanks up to 80 Gallons, DC Pinwheel Pump with Controller, Not for Rimmed Tank

NOT for rimmed tanks. 3 inches diameter skimmer body. Space saving. More practical. Either for Hang-on or in sump use. DC pinwheel pump. Safety Assurance. High Efficiency. Energy Saving. Ultra Quiet. Graphite shaft cover. Durable wear resistance. Low DB Operation. Needle wheel impeller generates fine and smooth bubbles. Integrated molded cast acrylic skimmer body. Solid construction and long-life service. Rotate the skimmer body to reach the desired water level. More flexible and better reaction. Waterflow adjustable with controller, gears 1 to 10 to meet requirements for different water quality.