Features:3 in 1 fish tank vacuum cleaner tool for changing water, cleaning sand, scraping algae.Comes with 2pcs 40cm transparent pipe, allowing you to easily clean the sediment at fish tank bottom.Easy to use, simply press the orange button to pump water out, no battery required.Simply snap the pipe into water flow controller clamp to achieve water flow control.There is a built-in filter that protects small fishes and small gravel from suction out of the tank.Specification:Item type: Aquarium water changer cleaning toolType: ManualOutlet pipe length: About 80cm / 31.5inExtension pipe length: About 40cm / 15.7inCombined length: About 92cm / 36.2inMaterial: PlasticColor: Black Tips:1. Clean the garbage in the fish tank regularly.2. Check whether there is air leakage when connecting the pipeline.3. It is best to press with the palm to avoid injury to your thumb.4. The output position should be lower than the input position when using.Instruction:1. Connect the water inlet pipe and outlet pipe to the main body.2. Turn the orange connector to install the extension pipe.3. Press the button until the water flows out automatically.4. Adjust water flow controller clamp.5. Finish and get it to work.2x Inlet pipe1x Outlet pipe1x Filter basket1x Scraper1x Orange connector1x Fishing net