For aquariums from 100 to 500 litres (26 to 132 USgal.)Flow rate: 4,500 l/h (1,189 US gal./h)Energy consumption: 7 WVoltage / frequency: 230V/50Hz (115V/60Hz)Cable length: 2 m (78.7 in.)Dimensions: diam. 70 mm (2.7 in.), output: diam. 40/15 mm (1.5 / .59 in.)