【Premium Material】Made of high quality plastic material, which is sturdy and durable to use. Simulates the Ocean conditions your marine fish require. 【Simulated Marine Environment】A wave maker for aquarium use. Creates a gentle flow helping the tanks feel more like the ocean, very easy to hide and more quieter. 【High Flow Rate】360°rotatable wave, higher flow rates and lower energy consumption. Build-in special slot to protect the motor. 【Perfect Circulation Pump】Perfect wave maker to provide solid circulation for aquarium or fish tanks. Stainless steel spinning axis, fits for both fresh water and salt water. 【Application】It can improve water circulation and oxygenation, which is good for fishes’ healthy growth. Helps eliminate dead spots in your marine fish tank. Suitable for freshwater and saltwater.