Sunsun HJ-111 50 GPH Fountain Water Hydroponic Submersible Pump for Aquarium Fish Tank HJ-111 is designed for reliability and ultra-quiet operation to provide years of service. The small profile size makes the pump easy to hide or disguise. Has adjustable flow and is easy to clean This submersible water pump is great for aquarium, fountains, spout and hydroponic systems Max Flow Rate: 50 GPH (200L/H); Power: 2 Watt; H-Max; Lift height: 1.5 feet; Outlet:Fits 5/16" or 1/2" inside diameter tubing; DIMENSION: 1.50" x 1.50" x 1.20" (L x W x H); Power cord Length: 4.5ft Features: Adjustable water flow rate; Suction cup mounting feet for either vertical or horizontal mounting; Contains no seals or messy oils; Good for both fresh water and salt water Package: 1 Pump1Set of Outlet adapter