ITEM NAME:Gravel Sand Cleaner for Aquarium Fish Tank Water Changer Vacuum Siphon with A7Z9 Gravel Sand Cleaner for Aquarium Fish Tank Water Changer Vacuum Siphon with A7Z9 Multi-purpose-- Aquarium cleaning 3in1, can be used as water changer, gravel cleaner and dirt suction. Giving your inhabitants a healthy and favorable living environment. Convenient to Use-- No more scooping up dirty water with a pail! All you need to do is to pinch the blue SIPHON BALL 3-6 times, the water will flow out from the nozzle automatically. BAP-free Material-- Every component of aquarium kits is made with high-quality, environmental, heavy-duty, and plastic. The long intake nozzle with net can effectively prevent the small graves and debris from going into the hose; The outlet value can adjust the water flowing rate via 360 °rotation. The gravel cleaner can be divided into five parts, which is easy to clean and carry. FREQUENT WATER CHANGE ENSURES HEALTHY ENVIRONMENT Without water changes, invisible toxins build up in your tank creating toxic environment for your inhabitants. But, with the kink-resistant siphon cleaner, you can do it frequently and it will not take much of your time. This high quality no-spill system won't let your aquarium fish get hurt or even disturbed while it is being used to transfer water. Color: white + blue Material: ABS Product Analysis: Faucet: control the water flow. Sieve: prevent sands flow out. Large airbag: suck up water by gently squeezing. Long and durable hose: 2mm in thickness. Main Features of Gravel Cleaners: 1.Manually operated liquid transfer pump, higher efficiency 2.Extended 49inch hose suitable for all size of aquariums 3.Lightweight, portable, BPA free and durable plastic material 4.Easy operation: Squeeze the operation bulb five to seven times. Water will start to flow out of the tank (aquarium) automatically Package Contents: 1* Water Changer