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SensorsIntermediateESP32MQ-2SafetyIntermediate
Gas Detection Alarm
Detect LPG / smoke and sound an alarm
Overview
MQ-2 gas sensor + ESP32 trigger a buzzer when concentration crosses a threshold.
What You Will Build
A complete, working gas detection alarm using real ESP32 hardware, sensors, and motors. You will take it home once the course is complete.
Project Details
CategorySensors
DifficultyIntermediate
Time1–2 Hours Build
Classes1–2 Classes
Full Build Guide
Wiring diagrams, step-by-step build instructions, full code, and troubleshooting — available after enrollment.
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