Aquarium Air Driven Biochemical Sponge Filter With Active Carbon Small Water Fairy Biochemical Square Filter Mini Oxygenation Filter Portable Filter Water Fairy Cross-border Filter Mini Water Demon Essence Pneumatic Biochemical Filter Toilet Suction

Features: Multi-filtration Functions: Provide both mechanical and biological filtration, and supplying the water with much needed oxygen, reduces noise from air pump and keeps water cycled and clear. Equipped with small air stone: This aquarium air bubble supply the water with oxygen quietly. Refining bubble will be a scenery for your aquarium as well. Easy to set up and disassembled: Simply install an air tube into the biochemical sponge filter and turn on the air pump, this filter can be disassembled to clean the sponge, activated carbon sticks, and bio balls regularly. Wide Application: Safe for fish, suitable for shrimp tank, betta tank, breeder tank, goldfish, guppies, fry, and baby fish tanks. Specification: Material: Plastic, Sponge, Activated Carbon, Bio Balls, Air Stone. Color: Green/Blue. Size: Approx. 8x8x8cm. Suitable for aquarium up to 40L water volume. NOTE: This aquarium biochemical sponge filter must be used with an air pump to achieve filtration and oxygen supply. Air