Blynk manual

_emphasized teso i cn Blynk… Is there a pdf, b9ok etc that details Blynk especially for nodemcu?

Hello and welcome to Blynk. There are a few various online documents and guides for you to use, along with this forum.

All these links are at the upper right of this page.

http://help.blynk.cc/

http://docs.blynk.cc/

https://examples.blynk.cc/?board=NodeMCU&shield=ESP8266%20WiFi&example=GettingStarted%2FPushData