100% brand new and high quality Features: 1. Purify the water quality, the internal fish waste isolation bin design, isolate and preserve fish waste (equivalent to dry and wet separation) isolate impurities and purify water quality. 2. Reduce the pollution of a large number of impurities, assist in the cultivation of nitrifying bacteria, longterm use can make the fish tank water clear and solve the problem of muddy water. 3. Separate fish poop, equipped with a funneltype fish stool separator designed according to the principle of centrifugal force and buoyancy, to separate most of the fish from the water. 4. Filter and divert most of the fish stool, reduce the burden on the fish tank filter, and solve the problem of frequent cleaning of filter cotton. 5. Automatically suck fish poop, accelerate the water circulation of the fish tank through its own full flow generation function, automatically suck the fish at the bottom of the fish tank, and keep the fish tank clean, saving time, effort and water. 6. Silent flow generation, powered by a submersible pump, large suction, low noise. Fish Tank Filter Toilet only,other accessories demo in the picture is not included. Specification: Material: ABS Optional Size: S, M, L S Size: app.16.5x6.8cm/6.50x2.68in M Size: app.25.5x6.8cm/10.04x2.68in L Size: app.35x6.8cm/13.78x2.68in Color: Black + Clear Quantity: 1 Pc Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Contents: 1 x Fish Tank Filter Toilet