... , and so a variety of fields;2. Amphibious: on land, rain water can be used as general self-priming centrifugal pumps, submersible ... protection, if the user used improperly, the equipment in the water environment, idling, when the temperature rise reached a certain degree ... ), can be placed anywhere to use, and the use of water cooling and sealing Fangzao design, almost no noise, quiet environment ...