Hygger Mini Sponge Filter
Hygger sponge fish tank filter must be used with an aquarium air pump. It is fir for small size (<15 gallons) fish tanks or fish bowls, used as additional bio filtration to aquarium. This mini sponge aquarium filter integrated bio-filtration, oxygenation, and physical filtration in one. It also makes small water flow, which can ensure the excellence of the water quality. Help your small fish or shrimp to live a happy & healthy life.