❤ [Multifunctional] Increase the flow of water, increase oxygen, adsorption magazine, cultivation of nitrifying bacteria.
❤【Changeable filter material】Two kinds of replaceable filter materials: 4 sponges and 1 bag ceramic filter balls.Sponges can be cleaned and used repeatedly.
❤【Water Pump】Don't need to connect to the air pump.it saves the money to buy the air pump.
【Quiet】Multi-layer filter cotton design, increase the surface area, to achieve better filtration effect. The 1/4 cylindrical design can take up as little space as possible and give your fish more space to move around.
