Hanging On External Fish Tank Filter Feature:
– This filter is made to hang on the back of your aquarium where space is limited, and provide excellent biochemical and physical filtration.
– It also has added enough oxygen for the tank due to the design with the water circulation system and returning water cascade.
– It has an adjustable flow rate and is easy to install, uninstall and maintain.
– Optimal flow is realized by an adjustable flow regulating valve.
– Only Suitable for freshwater.