#ADC121C_MQ2 ADC121C_MQ2ADC121C_MQ2 is a LPG,Propane,Butane,Methane,Alcohol Gas Sensor.ADC121C is a 12-Bit ADC I2C Mini Module. This Device is available from www.ncd ...

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This project uses an MQ2 gas sensor, relay module (for motor or exhaust fan), buzzer, and LEDs to create a complete gas leakage detection and alert system using Arduino. When gas concentration crosses ...

Nowadays, sensors play a major role in the safety and security of many different apartments, homes and offices by detecting smoke, fire, or gas and providing an alarm to the concerned person. That is ...

Abstract: 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 ...