?HIGH QUALITY:Made of high quality plastic material, non-toxic and harmless, wear resistant and durable.
?MULTIPLE FUNCTIONS:It can filter impurities in fish tanks, remove the excreta and keep water clean. Provide adequate oxygen, no hazardous substances, no pollution, suitable for the growth of fish.
?SAVE ENERGY:High efficiency, energy-saving, large flow, low noise, strong seal(no leaks).
?VALVE DESIGN:Inlet switch valve design, can adjust the flow. Ideal for small and medium sized fish tank. HW-602B fit for less then 0.4m fish tank, HW-603B fit for less then 0.6m fish tank
?EASY TO INSTALL:Suitable for fresh water, seawater aquarium and seaweed tank use,easy to install.