JBtek 80 GPH Submersible Pump Aquarium Fish Tank Powerhead Fountain Water Hydroponic (Medium) This submersible pump 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 Suction cup mounting feet for either vertical or horizontal mounting.Contains no seals or messy oils Adjustable water flow rate