Coral Reef aquariums need strong water movements. NanoProp 5000 is a propeller pump to create strong currents with low power uptake. The shape of the propeller is computer optimised, for high flow and silent operation. - 6 – 12 V DC, low voltage motor, including adjustable safety transformer. - Flow can be adjusted from 2,000 – 5,000 l/h (500 - 1250 gph.). - Power uptake 3 – 8 watts, adjustable. - Silent running computer optimised propeller. - New developed vacuum sucker for safe mounting inside the aquarium. - Dimensions: app. 9.5 x 5 x 9.5 cm (l x w x h) art.-no.: 103.050