Feature: 1. SUPERIOR FILTRATION: Act as a silent internal filter for aquariums, the submersible aquarium filter pump ensures excellent filtration and water circulation, delivering a clean and healthy environment for your aquatic pets. 2. MULTIPLE FUNCTIONS: Equipped with an air tube, this filter also serves as an oxygen supplement for the aquarium, generating abundant bubbles and surface agitation while filtering, great for fish tank wavemaker, oxygenation, filtration, and circulation. 3. EFFICIENT WATER CLARITY AND ODOR ABSORPTION: This aquarium power sponge filter pairs perfectly with an air pump. It pushes water through the sponge filter chamber, effectively clearing cloudy waters and absorbing unpleasant odors, ensuring perfect water circulation. 4. TRANSPARENT DESIGN FOR EASY MAINTENANCE: The transparent box design of the interior aquarium filter allows visibility of the yellow filter cotton when it's dirty. The sponge is easy to clean and reusable, providing convenience in maintenance. 5. PREMIUM MATERIAL: Submersible aquarium filter pump is made from high toughness ABS material, long lasting durability. It's odorless and safe to fish, making it an ideal choice for use underwater. Specification: Item Type: Fish Tank Filter Material: Plastic Model: 1180F Size: Approx. 85 x 70 x 170mm / 3.35 x 2.76 x 6.69in Rated Power: 12W Maximum Flow Rate: 1000L/H Suggested Tank Size and Water Volume: 30-60cm, 35-80L . Package List: 1 x Filter 3 x Suction Cup 1 x Air Tube 1 x Buckle 1 x Duckbill Device