Features:

Biochemical sponge filter provides biological filtration to the aquarium, helps to stable water quality.

Increase the oxygen solubility.

Working noiselessly, Good Looking, and 360 degrees adjustable.

Good permeability, easy to clean.

Adhere smooth surface with suction cup.

Perfect filters accessories for your tank and aquarium.

The air pump is not included in the package and you could order it separately.

Speicificaitons:

Product name: Aquarium Sponge Filter

Color: black

Size: as picture

Reminder:

1. Soak the sponge in the aquarium water for 5 minutes before use, by doing this will help nitrifying bateria colonise easier.

2. Always use aquarium water under room temperature to rinse clean the sponge, never use hot water.

3. It must be used through connecting the air pump.

Including:

1pcs Aquarium Biochemical Sponge Filter+100/200g filter media balls