Introducing Aquario Neo Lily Outlet! The most innovative aquarium product of 2022! Most efficient water flow relief device Small but powerful function You can adjust the water flow direction to 360 degrees It can significantly reduce the speed of water compared to other lily pipe It's much smaller than the other lily pipe The speed of water is adjustable by removing and attaching small parts. COMPATIBLE WITH NEO SKIMMER! Available in 2 sizes Neo Outlet M (For Neo Flow 12/16mm Outer Diameter 13mm) Neo Outlet L (For Neo Flow 16/22mm Outer Diameter 17mm) This is an add-on piece for Aquario Neo Flow (Sold separately) Available Replacement Parts & Accessories Neo Flow Neo Mesh Neo Holder Neo Skimmer Neo Reliever