{"product_id":"mq-3-gas-sensor-benzine-alcohol","title":"MQ-3 Gas Sensor (Benzine\/Alcohol)","description":"\u003ch2 data-section-id=\"b98bfb\" data-start=\"0\" data-end=\"48\"\u003eMQ-3 Gas Sensor (Benzine\/Alcohol) Description\u003c\/h2\u003e\n\u003cp data-start=\"50\" data-end=\"496\"\u003eThe \u003cstrong data-start=\"54\" data-end=\"80\"\u003eMQ-3 Gas Sensor Module\u003c\/strong\u003e is a highly sensitive gas detection sensor designed primarily for detecting \u003cstrong data-start=\"157\" data-end=\"195\"\u003ealcohol vapors, benzine, and smoke\u003c\/strong\u003e in the air. It is widely used in breathalyzer projects, air quality monitoring systems, safety devices, and Arduino-based automation applications. The sensor provides both analog and digital outputs, making it easy to interface with microcontrollers such as Arduino, Raspberry Pi, ESP8266, and ESP32.\u003c\/p\u003e\n\u003cp data-start=\"498\" data-end=\"825\"\u003eFeaturing adjustable sensitivity through an onboard potentiometer, the MQ-3 sensor offers reliable and stable performance for detecting combustible gases and alcohol concentrations. Its compact design and simple operation make it an excellent choice for DIY electronics, educational projects, and industrial monitoring systems.\u003c\/p\u003e\n\u003ch3 data-section-id=\"19zqy0x\" data-start=\"827\" data-end=\"839\"\u003eFeatures\u003c\/h3\u003e\n\u003cul data-start=\"840\" data-end=\"1228\"\u003e\n\u003cli data-section-id=\"9dbnah\" data-start=\"840\" data-end=\"888\"\u003eHigh sensitivity to alcohol vapors and benzine\u003c\/li\u003e\n\u003cli data-section-id=\"1r2n3rs\" data-start=\"889\" data-end=\"926\"\u003eDetects smoke and combustible gases\u003c\/li\u003e\n\u003cli data-section-id=\"rxuwrl\" data-start=\"927\" data-end=\"962\"\u003eAnalog and digital output signals\u003c\/li\u003e\n\u003cli data-section-id=\"15h9k0e\" data-start=\"963\" data-end=\"1013\"\u003eAdjustable sensitivity via onboard potentiometer\u003c\/li\u003e\n\u003cli data-section-id=\"17bagie\" data-start=\"1014\" data-end=\"1047\"\u003eFast response and recovery time\u003c\/li\u003e\n\u003cli data-section-id=\"141thwg\" data-start=\"1048\" data-end=\"1131\"\u003eCompatible with Arduino, ESP32, ESP8266, Raspberry Pi, and other microcontrollers\u003c\/li\u003e\n\u003cli data-section-id=\"1fhi7pj\" data-start=\"1132\" data-end=\"1174\"\u003eLong service life and stable performance\u003c\/li\u003e\n\u003cli data-section-id=\"2eefhb\" data-start=\"1175\" data-end=\"1228\"\u003eEasy-to-use module with power and output indicators\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1yl5694\" data-start=\"1230\" data-end=\"1248\"\u003eSpecifications\u003c\/h3\u003e\n\u003cul data-start=\"1249\" data-end=\"1519\"\u003e\n\u003cli data-section-id=\"bjrdbd\" data-start=\"1249\" data-end=\"1275\"\u003eOperating Voltage: 5V DC\u003c\/li\u003e\n\u003cli data-section-id=\"6kq24s\" data-start=\"1276\" data-end=\"1316\"\u003eDetection Gas: Alcohol, Benzine, Smoke\u003c\/li\u003e\n\u003cli data-section-id=\"qqypmz\" data-start=\"1317\" data-end=\"1360\"\u003eOutput Type: Analog (A0) and Digital (D0)\u003c\/li\u003e\n\u003cli data-section-id=\"c2o79z\" data-start=\"1361\" data-end=\"1399\"\u003eDigital Output Threshold: Adjustable\u003c\/li\u003e\n\u003cli data-section-id=\"y93hsy\" data-start=\"1400\" data-end=\"1440\"\u003eWarm-up Time: Approximately 20 seconds\u003c\/li\u003e\n\u003cli data-section-id=\"oy31qs\" data-start=\"1441\" data-end=\"1479\"\u003eInterface: 4 Pins (VCC, GND, A0, D0)\u003c\/li\u003e\n\u003cli data-section-id=\"b85h96\" data-start=\"1480\" data-end=\"1519\"\u003eOperating Temperature: -10°C to +50°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"1521\" data-end=\"1537\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"1538\" data-end=\"1760\"\u003e\n\u003cli data-section-id=\"j66yvv\" data-start=\"1538\" data-end=\"1565\"\u003eAlcohol detection systems\u003c\/li\u003e\n\u003cli data-section-id=\"x12kwv\" data-start=\"1566\" data-end=\"1589\"\u003eBreathalyzer projects\u003c\/li\u003e\n\u003cli data-section-id=\"17edv4h\" data-start=\"1590\" data-end=\"1614\"\u003eGas leakage monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"1rrudsj\" data-start=\"1615\" data-end=\"1639\"\u003eAir quality monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"12uomd5\" data-start=\"1640\" data-end=\"1669\"\u003eIndustrial safety equipment\u003c\/li\u003e\n\u003cli data-section-id=\"1ts8eap\" data-start=\"1670\" data-end=\"1693\"\u003eSmart home automation\u003c\/li\u003e\n\u003cli data-section-id=\"1731iwt\" data-start=\"1694\" data-end=\"1720\"\u003eArduino and IoT projects\u003c\/li\u003e\n\u003cli data-section-id=\"1sx7or8\" data-start=\"1721\" data-end=\"1760\"\u003eEducational and research applications\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"IRNDS","offers":[{"title":"Default Title","offer_id":49524217020554,"sku":null,"price":89.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0751\/6871\/0794\/files\/614BLVcH6qL._SL1500.jpg?v=1781074622","url":"https:\/\/irnds.com\/products\/mq-3-gas-sensor-benzine-alcohol","provider":"IRNDS","version":"1.0","type":"link"}