Enhance your aquarium's ecosystem with this multifunctional fish tank filter. It combines powerful filtration, efficient water circulation, and oxygenation in a single device. The compact design saves space while providing , ensuring your fish thrive in a clean and well-oxygenated environment. Suitable for various types of aquariums. Features -Color:Multi -Material:Plastic -Size:20.50X7.00X4.00cm/8.06X2.75X1.57in -Small tank compatibility: tailored for small aquariums, this filter offers powerful performance without taking up excessive space, ideal for compact setups -Multifunctional design: combines filtration, circulation, and oxygenation into one efficient unit, reducing the need for multiple devices -Crystal clear water: the filtration system ensures water clarity by effectively removing waste and impurities, enhancing the visual appeal of your aquarium -Enhanced oxygen levels: builtin aeration increases dissolved oxygen, supporting fish health and promoting a balanced aquatic environment -Silent performance: operates quietly to maintain a serene atmosphere, for home or office settings Package list: 2x quartz balls 200g 5 x nitrification capsules 1 x biochemical cotton