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 ...
This project is a proactive safety system designed to detect LPG gas leaks and instantly alert users via automated phone calls. Built using an MQ-5 gas sensor, GSM module, and Arduino, it’s ideal for ...
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