How to use:
First immerse the gravel siphon in water, outlet up,
quickly use hands to knead and press the balloon the ball a couple of times until the water overflows from the mouth of the tube,
and then place the outlet down into the container.
Changing water is very important. Helps to keep the aquarium clean, gives your fish a nice living environment.
Practical style, it may be free to disassemble and clean.
Note: When used, the water level will have to not be too low!
As for secondary use, water in the hose will have to be drained out.
(Package include: or 1X change pipe clamp or 1X 1m12mm extension tube)
Easy-to-use cleaner pump for aquarium. The outlet valve can adjust the amount of water.
Hand pump of siphon can conveniently change water from one receptacle to another.
Short nozzle can let the waste water come out,long nozzle can prevent fishes from being harmed.
The cleaning pump may also be used to go back water to the aquarium, not to mention a heavy bucket.
The water in the fish tank has been used for a very long time and would produce toxic gases for quite a lot of reasons.