Filter for aquariums, aquarium filter with airstone, sponge filter padding and biochemical filter material, silent filter for 10-25 liter aquarium water tank

General description Mechanical and biological filtration filter designed for aquariums ranging from 10 to 25 liters. This filter is equipped with small scattering stones, filters, and organic bead filter materials to enhance oxygen levels in the water while ensuring a quiet operation. Its innovative ultra-thin design saves space in the aquarium and adds aesthetic appeal. Technical specifications Dimensions: 7.1 cm x 8.1 cm Installation Connect the filter to an air pump using the air tube. Inject air flow from the air pump into the filter to initiate operation. Usage Utilizes vacuum air to displace water flow through the sponge and clay ball for effective water filtration and oxygen enrichment. Safe for various aquatic life including shrimp, goldfish, discus, guppies, and young fish.