Feature: 1. Good Performance: Small size, strong power, large flow, 360° free adjustment in all directions, excellent mute effect, allowing you to enjoy high quality sleep. 2. Easy To Use: No reversal technology, no need to change direction, solve the problem that the wavemaker pump sucks water into the pump and sprays water all the time to generate waves. 3. Uniform Water Temp: Circulate the water temperature, reduce the temperature difference of the fish tank, drive the flow of the fish tank water, and make the water temperature more uniform. 4. Efficient: This wavemaker pump can circulate water quality, create waves on the water surface, help fish shape, quickly clean up fish waste and fish food, and reduce water pollution. 5. Durable And Practical: The aquarium wavemaker pump has a wear resistant shaft, strong wind, durable, powerful, and the fish tank has no dead ends, which is convenient and practical. Specification: Item Type: Aquarium Wavemaker Pump Material: Plastic Color: Black. Package List: 1 x Aquarium Wavemaker Pump Note: Manual measurement, please allow some errors.