Fecha de publicación: 18/05/2018 Fuente: Wipo "IOT" The utility model relates to an in NB IOT's external antenna wireless Intelligence teletransmission water gauge, does control circuit include and is used for with the signal conversion that gathers for the MCU host system of water flow information and rather than the sensor module, display module, the NB that are used for gathering voltage or pulse signal that link to each other including settingup in the internal control circuit of water gauge body epicoele IOT wireless transmission module, alarm module, power module, sensor module includes a step motor sensor and four hall sensor, NB IOT wireless transmission module's an output and a NB does the IOT antenna link to each other, through NB IOT honeycomb basic station links to each other with the high in the clouds server, is the water gauge body still including setting up in last cavity side and rather than the outer cavity that feeds through, communication battery and NB the IOT antenna all sets up in outer cavity. The utility modeldiscloses a do you set up NB IOT wireless transmission module makes water gauge work authorizing the frequency channel, realizes wireless meter reading.