Fish Tank Water Exchanger Aquarium Gravel Cleaner,siphon Hose Siphon Pump Fish Manure Suction Hose Cleaning and Drainage Tool

onvenient fish tank water exchanger for aquarium use. It keeps the aquarium clean and provides a pleasant living environment for your fish. Its long and straight handle is easy to operate, so you can keep your hands dry. Easy to use. As long as the airbag is tightened, water will flow from the fish tank into the bucket. Attention: Due to manual measurement, there may be an error of 1-3cm