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How to read DHT11 sensor data using Blynk and ESP8266 -01 You might have come across many temperature sensors. In this article we will be using one of them and connect it with an app to get the real-time data. How to read DHT11 sensor data using Blynk app is a project for beginners. This … Read more
NodeMCU ESP8266 IoT based LPG Gas Leakage Alarm LPG (Liquid Petroleum Gas) is use almost in every house for cooking purpose. This gas is highly inflammable and need to be careful while using it. There are situations where accidents have occurred and huge damage has is done. In this article we will build a LPG … Read more
PIR based motion switch under ₹160 ($2.5) Introduction Today the world is moving toward contact less devices. These devices make life easier and also help us to save resources, energy. We are going to discuss a simple project which will help you to save money and resources. PIR based motion switch is one of the … Read more
What is PIR sensor? A PIR is a Passive Infra Red sensor. This sensor helps us to identify motion of an object mainly a human being. This is a electronic sensor which works based on the variation of light across some distance. As an output it provides a small electrical signal. This sensor can detect … Read more