Orlushy DC-4000 Silent Swirl Controllable DC aquarium Pump 25W 1050GPH-marine wavemaker return Pump with sine wave Controller for salt/Freshwater

Fish tank cannot without filter, and the filter cannot without water pump-the heart of the fish tank. DC water pump drives the whole water cycle of your fish tank, and the generated water flow makes your pet fish reach the best condition. When the dc Pump is on,the LCD screen on the controller will enter into the constant flow mode and display between ¡°101¡± an ¡°120¡±. To increase or decrease the speed of the pump by pressing ¡°+¡±or ¡° – ¡±until you reach the required level (maximum flow will be displayed on the LCD screen as 120).