The circuit is made using "Circuito.io" site MQ-135 sensor which calculates the amount of carbon dioxide in ppm is connected to an Analog pin in Arduino (sends readings). DHT 11 sensor which ...

This is where MQ-5 Combustible Gas Sensor comes into play. The MQ-5 Combustible Gas Sensor can detect LPG, H2, LPG, CH4, and CO. So in this article, we are going to discuss the MQ-5 sensor, and attach ...

IoT-based air quality monitoring system using sensors like the laser particle monitor and MQ-135. The system collects real-time data, visualized through an interactive Power BI dashboard to track ...

MQ-3 Alcohol Sensor Module – Parts The MQ-3 Sensor is popular among novices since it is used in most Arduino projects to detect Alcohol. These are also low-cost, simple-to-use sensors with a wide ...