Suitable for both fresh and saltwater tanks Powerful Compact Design; Dimension: 1.5" x 1.5" x 1.2" Quiet Operation, adjustable flow 110V-120V 60Hz; H-max: 1.5ft; 2-watt; outlet fitting: 5/16" & 1/2" perfect for nano to medium sized aquariums, small ponds, water gardens, and desktop water fountains These submersible water pumps are great for everything from Aquarium to hydroponic systems. Powerful oil-free, rare earth rotor magnet. Ceramic shaft and bearing insures reliability. Trouble free one moving part. Strainer protects impeller from damage. Comes with a 120 volt 4.6 ft cord. Include outlet fittings.