The Vevor aquarium wave maker is a compact circulation pump designed to create natural water movement for freshwater and saltwater tanks. It offers up to 2113 GPH flow with three wave modes and adjustable frequency and flow settings through the included controller. A pure copper motor and ceramic shaft help provide durable, quiet operation. The rotatable pump head and magnetic base allow flexible 360° positioning inside the aquarium. It is ideal for aquariums in the recommended size range and uses a low-voltage 24V DC power supply for secure operation.