With this aquarium gravel cleaner water replacement is no longer difficult. It will help you clean your fish tank easily and quickly. Ideal tool for daily maintenance, changing fish tank water, cleaning fish manure and feed residues from gravel. The aquarium gravel cleaner is assembled with several parts, with a total length of 5.8 feet. The water outlet has a water flow control faucet so you can control when to flow and when to stop. It is easy and convenient to use. Its flexible clear PVC hose transfers liquid more quickly. You can add extra hose to the faucet if you want (extra hose not included). Designed as a suction cup, the water inlet comes with an integrated filter net that can prevent fry, small fish or fine gravel from being sucked out of the tank. This prevents large gravels from being drawn in and clogs the entire siphon system. It's easy to use, just put the water inlet in the fish tank and put the outlet in a bucket, turn on the tap, then squeeze the siphon pump until the water flows automatically. You can lower the water inlet to help with cleaning. Fish manure or feed residue. Note: Keep the water outlet lower than the inlet and allow the water to flow out automatically. The aquarium gravel cleaner is made from good quality plastic material, which will ensure long-term use. It can be disassembled, divided into different parts, and can be adjusted and modified according to your needs. And easy to clean and store.