The data gathered in the peripheral sensors connected to your NodeMCU is displayed within the Serial Watch and simultaneously despatched towards the server using the HTTP Get-Submit approach. Figure 4 signifies a screenshot on the Serial Watch, demonstrating vital info, such as the connection position to the NodeMCU and server, https://manuelnbmsh.blogitright.com/39990406/cloud-connected-lpg-sensor-app-no-further-a-mystery