Aquarium Sponge Filter Biochemical Cotton Water Pump Mini Fish Tank Submersible Pump Water Circulation XY-2900 XY-2902

Aquarium Sponge Filter Biochemical Cotton Water Pump Mini Fish Tank Submersible Pump Water Circulation XY-2900 XY-2901 XY-2902
Features:
1. Made of eco-friendly sponge and non-toxic high quality plastic, safe and harmless to all fish. 
2. Good filtering effect, can adsorb harmful substances and increase oxygen. 
3. Adopted biochemical filtration, more effectively to filter impurities in the water and stablize the quality of fish tank. 
4. Designed with a submersible pump for filtration and water circulation.
5. Suitable for water tanks and all small tropical fish tanks.