ADVANCED FILTRATION: The multi-layer filtration system uses both mechanical and biological media, providing a large filter surface that effectively removes fine debris and harmful substances while promoting beneficial bacteria growth. SELF-VENTING: This external fish tank filter includes a practical self-venting function, helping expel trapped air from the system for easier, smoother startup. COMPLETE SET: This set comes with all essential components in one box, including filter media, hoses, adapter, intake and outlet pipe, and water diffuser, removing compatibility concerns and ensuring quick, easy installation. COMPACT PLACEMENT: With the filter’s slim, 205x139x260 mm profile and stable base, this external filter can be placed neatly next to or below your aquarium, maximising tank space for aquascaping and fish movement. ENERGY EFFICIENT: With an adjustable flow rate up to 600 litres per hour operating at just 11 watts, this filter provides powerful circulation while keeping noise and energy consumption low, helping maintain a peaceful environment for your fish.