For aquariums from 40 to 200 litres (11 to 53 USgal.). Flow rate: 1,800 l/h (476 US gal./h). Energy consumption: 3,5W. Voltage / frequency: 230V/50Hz (115V/60Hz). Cable length: 2 m (78.7 in.). Dimensions: diam. 70 mm (2.7 in.). Outlet: diam. 40/15 mm (1.5 / .59 in.).