[Easy to Install and Use] - Simply connect all accessories together, repeatedly pressing the until the automatically flows out, greatly facilitates the cleaning process. When pumping the, the outlet level should be lower than the inlet level. [Cleaning Kit] - Includes an outlet valve, a , a long transparent plastic hose, a hard pipe, a filter grid, complete accessories, easy to solve the problem of changing the sand and washing the sand in the aquarium [Air Pressing] - The aquarium siphon gravel cleaner comes with a , vacuum pumping, powerful suction, can easily remove sediment from the bottom of the tank. The built-in strainer in the inlet effectively prevents small fish or aquatic plants from being dumped [Detachable] - The aquarium gravel cleaner can be divided into different parts, easy to assemble and disassemble. [Wide Application] - Suitable for most types of aquariums, whether your aquarium is small or very large; An essential aquarium cleaning tool for fish lovers, can easily