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MQ-2

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Gas detector with SMS notification using Arduino , MQ-2 & SIM-900A |গ্যাস/স্মোক ডিটেকটর ও নোটিফায়ার

Make a gas detector using Arduino UNO, SIM-900A, MQ-2 gas sensor.Detects LPG, i-butane, propane, methane ,alcohol, Hydrogen, smoke.