DescriptionIt is easy to install and use. It's a little fish tank filter. Suitable for small fish tanks. It keeps the place where your fish live clean and safe. A multi-use filter, connect it with the oxygen pump, it can filter the bacteria while add the oxygen for the fish tank.Features-Color: Black. -Material: Plastic. -Size: About 10.00X7.00X4.00cm/3.93X2.75X1.57inch. -Using plastic material of good and excellent craftsmanship, durable and strong. -It is easy to install and disassemble in your fish tank, which can save you a lot of time and labor. -With this filter to maintain a good water circulation, and give the fish a healthy environment. -Connecting the oxygen pump, it can filter the water while provide the oxygen for your fish tank. -Compact and small, will not affect the life of the fish in the aquarium.