Are you still bothered by the turbid and lifeless still water in your aquarium? The fouling on the tank that are very hard to clean? Now, with this 2-head aquarium circulation pump, all your worries will be gone. It re-creates natural currents in fresh water and marine aquariums and adds oxygen to your hydroponic growing system, and forces fishes to increase physical exercise, which will fish physique and disease resistant. Feature - Color: Black - Material: Plastic - Size: 75 x 115mm - Rated Voltage: 220-240V - Totally submersible and oil-free motor to avoid pollution to the living circumstance - be easy mounted, reliable, extremely silent and easy to maintain - Powerful propeller to produce higher flow rates - Low energy consumption - Rotation design - Suitable for aquarium, fish tank, garden and pondPacking list: 1 x Wave Maker