Aquarium Cleaner Vacuum Faucet Adapter - Effortless Aquarium Maintenance : Simplify your routine with our bucketless water change tool. By connecting directly to your faucet, you save valuable time and energy on daily cleaning tasks. Just turn on the water, and the gravel tube will automatically draw out debris with ease. - Automatic Siphon Action : Designed for user convenience, this adapter allows water to flow through the gravel tube instantly. Filling and draining your aquarium is as easy as flipping a switch on your faucet and adjusting the valve. (Note: Water pipe is not included; compatible with 13/16 MM hoses.) - Silent and Eco-Friendly : Our fish vacuum gravel cleaner operates without electricity, ensuring a quiet environment for your aquatic pets. The built-in round filter effectively prevents small fish and gravel from being accidentally sucked in, protecting your tank's ecosystem. - Versatile Water Changer : Ideal for medium to large fish tanks, this semiautomatic water changer allows for precise control. A simple 1/4 turn of the valve lets you add clean water seamlessly. Remember to keep the valve closed during operation to direct the flow where needed. Use Scenarios : 1. Weekly Water Changes : Make regular tank maintenance quick and hassle-free without the need for buckets. 2. Debris Removal : Efficiently clean your substrate while performing water changes, ensuring a healthier environment for your fish. 3. Rapid Fills : When setting up a new tank or after a major cleaning, easily fill your aquarium by connecting and using your faucet. Take the stress out of aquarium care with our reliable and effective cleaner vacuum faucet adapter.