This is an underwater pump for an aquarium. It has a 12V motor attached to the ceramic body pump. It can pump 100 liters of liquid in 1 hour. This product can be used in other pumping applications. The body of the pump is strong enough to withstand underwater for a longer duration. This immiscible pump can be used to water your plants, make a fountain or waterfall, and even change your fish tank water. It works quietly with a sound level under 30db. The pump has a filter inside as well as a suction cup which can help stick it to smooth surfaces tightly.