Here i show you in simple steps how to control any device over the internet using the Ubidots IoT platform and the NodeMCU WiFi module with the Arduino IDE. Materials: -Protoboard.-Esp8266 (NodeMCU).-3x LED -3x 330 ohm resistor.-LDR-6.8k ohm resistor-some wires. Mount: LED 1 goes to pin D0.LED…By: mcmchris // Read more: original article.