{"product_id":"mq-2-gas-smoke-sensor-module","title":"MQ-2 Gas \u0026 Smoke Sensor Module for Arduino (LPG, Methane, CO)","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eThe MQ-2 is a versatile gas sensor that detects a wide range of flammable gases and smoke, making it perfect for gas-leak detectors and fire-safety projects. It senses LPG, propane, methane, hydrogen, and smoke, giving both analog and digital output for easy use.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eConnect it to an Arduino, ESP32, or Raspberry Pi to build home safety alarms, gas-leak monitors, and IoT alert systems.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eKey features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eDetects LPG, propane, methane, hydrogen, alcohol and smoke\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eBoth analog and digital output with adjustable sensitivity\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eOn-board potentiometer to set the detection threshold\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eFast response and high sensitivity for reliable alerts\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eOperating voltage 5V — simple 4-pin connection\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Generic","offers":[{"title":"Default Title","offer_id":51575418880278,"sku":"SNX-1005","price":135.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1002\/7122\/7158\/files\/Screenshot2026-07-19at11.54.49PM.png?v=1784485504","url":"https:\/\/sensornexa.in\/products\/mq-2-gas-smoke-sensor-module","provider":"SENSORNEXA","version":"1.0","type":"link"}