Make a connection using 2 nodeMCU in one IoT device?

Community Help With My Project
1

help me, teach me from the beginning

2

can you provide more info and what help you want.

3

how to make program in arduino IDE for two modules of NodeMCU to cayenne in IoT, for monitoring and on/off (using solid switch relay). thanks bro, i’ll be waiting for your response

4

have a look at this topic Adding a New Device using MQTT