• External Hang-on Breeding House will not disturb the growing environment for the fishes. 
• It is perfect for the beginners to monitor the details and will help to inspire children's curiosity and develop their scientific creativity. 
• It provides a safe shelter for all kinds of little fishes, shrimps, parturient fishes, baby fishes or fishes with weak immunity to ensure them out of the potential dangers. 
• It is space-saving and protects fishes from being injured when the tank is clean during the water changed. 
• It is space-saving and convenient for observing. 
• It can be hang at either side of the tank. 
• Four-water-outlets design reassures a quiet and stable water flow. 
• When the separating board is added, it can be used as a fish tank for Betta. 
• The prior filter sponge makes water more clear and stable(OPTIONAL PURCHASE). 

Part Diagram

1,Air Adjustment 2,Air Inlet 3,Water Inlet 4,Water Pipe 5,Sprinkler 6,Tank 7,Partition 8, Partition 9, Water Outlet 10, Cover 11, Fixed Position Knob