Aquarium water changer Length 1.7 meters Born for cleaning aquariums Changing the water will no longer be a problem Thickened air cavity, porous filter, long hose, Thickened air cavity more durable, built-in porous filter The water inlet has a built-in porous filter, which can effectively prevent inhalation of sand, fish, aquatic weeds, etc. during the water change process, and at the same time it can Let the water, fish droppings and other debris in the aquarium be sucked into the pipe through the filter net and drained out, which plPXCL the role of water exchange, sand washing and dirt absorption How to use 1. Place the suction port in the aquarium. 2. Place the water outlet below the water surface. 3. Continue to press the blue suction ball to stop the water flow. Warning 1. The water level in the water inlet must be higher than the water level in the water outlet. 2. Sand that is too fine will be sucked up, so it can be avoided by controlling the water flow when using it. 3. The water cannot be drained completely.