• 🐠 Silent Submersible Filter - This aquarium sponge filter integrates biochemical filtration, physical filtration and oxygenation, providing efficient filtration and a quiet environment without disturbing your fish.
• 🐠 Mechanical and Biological Double Filtration - Water enters from the bottom and all sides and is double filtered by biochemical sponge and bio ceramic filter media. This aquarium filter helps to filter efficiently and cultivate beneficial nitrifying bacterial.
• 🐠Replaceable filter material - Two kinds of replaceable filter materials: 1 piece spare sponge and 1 bag ceramic media balls. Sponges can be cleaned and used repeatedly.
• 🐠 Easy to Use - Fully wet the sponge with the water in the fish tank, let the filter sink to the bottom of the tank, then connect and turn on the air pump. This fish tank filter must be used with an air pump and a 4mm/0.16" (inner diameter) air hose. Recommended for fish tanks below 23.62 inches in height. Please prepare a suitable air pump for this filter according to your tank size(the air pump and air hose are not included ).

• Package Dimensions ‏ : ‎ 7.09 x 4.17 x 4.02 inches; 13.76 ounces
• Date First Available ‏ : ‎ December 27, 2021
• Manufacturer ‏ : ‎ AQQA