The LoRaWAN ammonia sensor developed by our company is small in size and integrated. It is convenient to transport, carry and install, and it can be dynamically adjusted at any time. It is convenient to adapt to the appearance, working conditions, safety requirements, functional requirements and communication requirements of the equipment. Different measurement environments. The device measures data in real time and uses wireless networks for transmission. Product network transmission adopts stable and reliable operator network, mature technology, stable transmission, strong signal and wide coverage. At the same time, the device supports timing data collection and active upload to the server platform.