1、[Simple Operation] Pneumatic fish tank water changer can easily draw out water and dirt with just a few light grasps, making water change easier, convenient and practical. 2、[Filtration Function] Humanized design, the aquarium gravel cleaner tube is equipped with a filter flower basket, which can effectively block large sands and prevent clogging. 3、[Easy To Install] Connect extension pipes according to the size of the aquarium, which is easy to install, this aquarium water changer is suitable for use in various sizes of aquariums. 4、[Good Performance] Built in anti backflow valve, equipped with scraper head, used to clean the stains that have been deposited on the cylinder bottom and cylinder wall for a long time. 5、[Push Type] It adopts push type design, which can be moved to the desired position at will, and the excrement of fish and the dirt in the fish tank can be easily discharged. Item Type: Aquarium Gravel Cleaner Material: Plastic 1 x Water Changer Pressing Head 2 x Extension Tube 1 x Red Connector 1 x Scraper Head 1 x Scraper Connector 1 x Water Outlet Hose 1 x Fixed Pipe Clamp 1 x Current Limiting Clamp