Introduction: Home Automation: Turn Light on and Off Using Phone

Picture of Home Automation: Turn Light on and Off Using Phone

Good morning, everybody. Today i am going to show you how to turn on and off light from anywhere if your device is connected to the internet. Using a NodeMcu module and the Blynk app.

Step 1: Materials Required

Picture of Materials Required

For this project, you will need a Nodemcu, a breadboard and an LED

Step 2: Connections

Picture of Connections

First mount the NodeMcu on the bread board and place the led where its positive pin is connected to D7 and the negstive pin to ground.

Step 3: Setting Up Blynk

Picture of Setting Up Blynk

For this project you will need to download an app on your phone called Blynk.

On blynk create a new project and using 200 energy points purchase a button. After that click on the button and change the settings to NodeMcu and output pin to D7

Step 4: Video of the Working Model

This is the video of how the project should work

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Bio: I am 13 year old kid studying Ninth Grade and interested in Science and Technology. I love practical applications of science and like to solve ... More »
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