hang on back protein skimmer with overflow protection ,DC12V Safe needle wheel skimmer pump ,Equipped with overflow protecting function ,Easy adjusting outflow ,100% molded body in clear acrylic material ,Max water level suggestion ,Fish and small partial friendly stopper cover ,One piece injection silencer ,More quieter comparing with other hob protein skimmers in the market hang on back protein skimmer with overflow protection ,DC12V Safe needle wheel skimmer pump ,Equipped with overflow protecting function ,Easy adjusting outflow ,100% molded body in clear acrylic material ,Max water level suggestion ,Fish and small partial friendly stopper cover ,One piece injection silencer ,More quieter comparing with other hob protein skimmers in the market

Multi-filtration functions

This aquarium sponge filter combines biological filtration, oxygenation and physical filtration in one. Connecting the air pump can generate a lot of bubbles and increase the oxygen content of the water, which can ensure the excellence of the water quality.