AIR PUMP FOR AQUARIUM FISH TANK FILTER FILTER WITH AIR LIFT AIR PUMP FOR INCREASED OXYGEN AIR PUMP FOR OXYGEN CYCLE AIR PUMP FOR AQUARIUM Connecting to an air pump can generate a large amount of air bubbles and increase the oxygen content in the water. Filter cotton provides a large surface area for high-density nitrogen cultivation, thus acting as biochemical filtration. Quieter and more delicate: special design makes it produce more air and softer bubbles with lower noise and no blocking after long-term use. More elegant and beautiful: Design the ventilation line on the back of the product so that the front of the product is simple and beautiful. There may be slight differences in color and size between the photo and the actual item. I sincerely hope you understand! LIST OF PACKAGES 1 x built-in filter FISH TANK FILTER Looking for a professional yet affordable filter? Are you looking for a reliable, trustworthy tool that can perform multiple tasks at once? If so, look no further! Our professional filter must meet your needs. This is one of the best choices for you. FILTER WITH AIR LIFT Color: as shown. Size: 6,7 x 6,7 x 18,9 cm. Material: plastic. Connecting to an air pump can produce a large amount of air bubbles and increase the oxygen content in the water. Filter cotton provides a large surface area for high density nitrification cultures, thus acting as biochemical filtration. Quieter and more delicate: special design makes it produce more air and softer bubbles with lower noise and no blocking after long-term use. More elegant and beautiful: Design the ventilation line on the back of the product so that the front of the product is simple and beautiful. There may be slight differences in color and size between the photo and the actual item. I sincerely hope you understand!