XY-2008 Fish Tank Aquarium Pump Air Driven Bio Corner Filter Sponge Fry Betta

Specifications:   Side length 8 * 8 CM, box height 8 CM, outlet height 2-10 CM (adjustable) Description: This is a built-in filter, using environmentally friendly senior sponge, air pump or pumps can be connected to achieve the dual effect of aeration and filtration to increase survive rate for fish.   Filter media: 1,filter cotton, biochemical cotton coarse cotton, fine cotton filter, filter stone, ceramic ring. 2,Multilayer filter cotton two filter stone, more scientific, more thorough filtration 3,Cylinder angle curved shape, space saving cylinder. 4,Outlet angle adjustable   Package includes:  1x XY-2008 Fish Tank Aquarium Pump Air Driven Bio Corner Filter Sponge Fry Betta