A high performance superior filtering system consist 4 pieces of filter container to perform mechanical, biological and chemical with more capacity in one filter tray to maintain a healthy water quality for aquarium organism. Ceramic shaft is used not only ensure a longer life span but also ensure this external filter suitable to use for both fresh and marine water. Easily to set up and maintain – simply press the “Vacuum” switch instead of manually pumping for the kick-off. Thanks for its’ low noise, energy saving and powerful property.