Specification: Size: Approx. 9.5cm x 8cm x 12cm (L*W*H) Fit for 20cm - 80cm deep fish tank Great biological filter for breeding or spawning aquariums Description: With a super airlift system, the filter has excellent effect on oxygenating the water and working silently physical filtration combining with biochemical filtration. The multilayer sponge filter supports the colonization of bacteria, which will break down harmful waste, and will give a clean living environment for your fish. They are suitable for view fishes and especially useful for breeding small fishes. Features: Supplying the water with much needed oxygen Reduces noise from air pump and consumes lowest wattage. Multilayer, easy to clean and move Various types of installations are possible. Package Included: 1 x Corner Filter Note:The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.