Micro Bilge Pump (Bilge Pump) is also called micro submersible pump, "micro DC submersible pump", "12V micro submersible pump" and so on. Because it is a DC power supply, it is often called a "DC bilge pump". It is usually placed in the bilge of cruise ships, fishing boats, etc., to remove the water accumulated in the bilge in time. It can also be used for fish tank watering/water circulation/agricultural watering and sprinkling. Generally, it must be put into water, completely or partially submerged. Usually use 12V or 24V DC power supply, marine batteries, etc.