... high efficiency, 2 small - volume but big flow centrifugal brushless water pump * Product features 1. Allow dry running ... reference. *Usage1. mainly be used in electrical products, industrial products, medical devices, analytical instruments, chemical and production ... 9V,12V,24V60.82270 * centrifugal brushless water pump 's picture*configuration diagram of centrifugal brushless water pump * Matters ...