Aquarium Fish Tank Wave Maker Rotary Pump Head Accessory Tool Automatic Rotating Wave Making For Water Pump Water Hose Features: This item is well-made of premium material for durable and practical use. The fence design ensures the safety of pets. With compact size, it is perfect for stealthy installation in an aquarium or fish tank. Specification: -Color: Black -Material: Plastic -Size: 4.5cmx3.4cmx2.9cm for smalsize,5.6x4.3x3.6cm for big size. -No use of electricity, automatic rotation of the wave. -360 automatic uniform rotation to protect fish. -Present different connector sets for good practicality. -Adopt hydrodynamics principle, driven by the main flow of the original cylinder to rotate at a uniform speed. -Small and exquisite products, small space, large range of use. Packing list _x000D_ 1 Pcs AquariumMake wave head _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_