{"product_id":"mq3-methyl-ethanol-sensor-module","title":"MQ3 METHYL ETHANOL SENSOR MODULE","description":"\u003cp\u003eThe MQ3 Alcohol\/Ethanol Gas Sensor Module detects alcohol vapour concentration in air. Provides both analog voltage output and digital TTL output (active LOW). Threshold for digital output set via onboard potentiometer. No external components required — directly connects to any MCU, Arduino, or Raspberry Pi.\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eTarget Gas: Alcohol (ethanol\/methanol vapour)\u003c\/li\u003e\n\u003cli\u003eDetection Range: 0.05–10mg\/L alcohol\u003c\/li\u003e\n\u003cli\u003eSupply Voltage: 5V\u003c\/li\u003e\n\u003cli\u003eCurrent: 150mA\u003c\/li\u003e\n\u003cli\u003eDigital Output: TTL active LOW\u003c\/li\u003e\n\u003cli\u003eLoad Resistance: 200kΩ\u003c\/li\u003e\n\u003cli\u003eOperating Temperature: -10 to +70°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eBreathalyser and alcohol detection projects\u003c\/li\u003e\n\u003cli\u003eVehicle ignition interlock systems\u003c\/li\u003e\n\u003cli\u003eIndustrial ethanol vapour monitoring\u003c\/li\u003e\n\u003cli\u003eArduino\/ESP32 alcohol sensing\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Powered by INFINITY WORKS","offers":[{"title":"Default Title","offer_id":47371691917366,"sku":"TW262","price":122.4,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0772\/9335\/5062\/files\/MQ3_METHYL_ETHANOL_SENSOR_MODULE.jpg?v=1787646109","url":"https:\/\/tecwizdom.com\/products\/mq3-methyl-ethanol-sensor-module","provider":"Tecwizdom.com","version":"1.0","type":"link"}