IOT with Blynk app and Arduino IDE Step by step.
Explained here How to #Ultrasonic_Sendor ( #HC-SR04 ) with #Blynk_app and #NodeMcU. Get notified on twitter post. #Live_demonstrate.

#IOT_with_Blynk #Blynk_twitter #NodeMCU #Arduino #WiFi_Blynk #blynkIOT…