DXOVEEN Fish Tank Vacuum Gravel Cleaner Gravel Vacuum for Aquarium，Siphon Aquarium Water Changer for Fish Tank with Four Faucet Adapter and Long Hose(30 Feet)

Efficient Siphon Fish Tank Water Changer: This fish tank cleaner vacuum is equipped with a highly efficient and durable siphon ball. Simply squeeze it several times to effortlessly drain water from the tank, making water changes incredibly easy. Tip: During use, always keep the outlet below the aquarium water level and ensure the arrow mark on the siphon ball faces downward; otherwise, drainage may fail to function properly.

With 4 Types of Brass Faucet Adapters: This aquarium gravel vacuum features three metal adapters (a 3/4" GHT garden hose adapter, a 13/16" threaded faucet adapter, and combined 55/64" & 15/16" threaded adapters) plus a flexible rubber adapter fitting 5/8" to 13/16" faucets, ensuring compatibility with most standard faucets. Waterproof tape is included for leak prevention. (Faucet not included)

2-in-1 Drain & Refill System: As an aquarium siphon cleaner, it effectively removes fine fish waste, debris, and turbid water from tanks. Meanwhile, simply switch faucet adapters to refill with fresh water.The simple operation makes water changes quick and convenient.

30ft/50ft Aquarium Water Changer Hose: This aquarium vacuum gravel cleaner provides two hose length options: 30ft (9 metres) and 50ft (15 metres), made from elastic clear plastic, is durable and anti-kinking, being harmless to fishes with no peculiar smell.Suitable for all tank sizes—from desktop setups to floor-standing aquariums, it easily reaches water sources and drains.

Long Gravel Tube with Hose Clip: The aquarium gravel cleaner features a 12-inch submersible gravel tube. Its built-in filter screen disperses water flow, preventing strong pressure from disrupting your aquascape. The included hose clip allows hands-free operation by securing the tube to the aquarium side.