AED 9.45
Description
This 3-5V 3W Pump is a Small size liquid pump but very strong which can eject the water for 1m far, low consumption, and high efficiency. Multi-purpose. Can be used as a water suction pump, vacuum pump.
These pumps move fluid using a rotating mechanism that creates a vacuum which captures and draws in the liquid, Advantages: Rotary pumps are very efficient for fish tank water changes, experimental models, inflatable small pool, tea machine, grain oil pumping station, car scrub, etc.
Specifications:

the pump is polarised, you can try with some water to see if it eject it.
the pump doesn't work inside water you need to use a pipe, not submersible.
when running the pump for a too long a time there should be load(water or other fluid), or the pump will get damaged.
Not designed for continuous working under load or no load you should let it cool.