MQ-2 Gas and Smoke Sensor Module – Parts. In most Arduino projects, the MQ-2 sensor is used to detect hazardous or flammable gas or smoke and hence this sensor is popular among beginners.Also these ...

ADC121C_MQ2 LPG, Hydrogen and Methane gas sensor Interfacing with Arduino - Arduino_Library_ADC121C_MQ2_LPG_Gas_Sensor/README.md at master · ncdcommunity/Arduino ...

In this proposed project, we have interfaced Arduino Uno with MQ2/MQ6 sensors, SIM900A GSM module, servo motor, buzzer, and LED. The interfacing is done in such a way that whenever there is a gas leak ...

The MQ2 Gas Sensor Smoke Detector project combines the Arduino Uno R3 microcontroller with the MQ2 gas sensor to create an efficient and reliable smoke detection system. This project serves as an ...

The application of sensors in smart homes using Arduino to control equipment such as lights, fans, alarms, and so on. Sensors used in Arduino include LDR, Ultrasonic, DHT11, and MQ2. LDR is used to ...