About This New and improved vibration absorbing magnet and suction cup support. Can safely hold the Koralia Evolution 1500 positioned in tanks with glass (or acrylic) up to 1/2" thick. New shaft-less impeller technology with flow rate of 1500 gph, ideal for tanks from 90 to 175 gallons, fresh or marine water Power absorbed: 7 Watts. 50% less power consumption and up to 20% more water flow when compared to previous Koralia models Sphere joint: adjustable flow direction Smaller design than older style Koralia pumps with similar flow rates, includes cable protector and is ideal to use in tanks with urchins, puffers, parrot fish and triggers Overview Brand : Hydor Color : Black Material : cotton Style : 1400-1500 GPH Product Dimensions : 7.01"L x 4.02"W x 7.01"H Power Source : Ac/dc Item Weight : 1.2 Pounds Maximum Flow Rate : 5678 Liters Per Hour Voltage : 115 Volts Manufacturer : Hydor USA, Inc.