{"product_id":"mq-2-gas-sensor-for-arduino","title":"MQ-2 Gas Sensor Module - Smoke, LPG, Methane Detector for Arduino","description":"\u003ch4\u003e\u003cb\u003eDetect Flammable Gas \u0026amp; Smoke with the MQ-2 Sensor Module\u003c\/b\u003e\u003c\/h4\u003e\n\u003cp\u003eBuild your next safety or environmental monitoring project with the reliable MQ-2 Gas Sensor Module. Ideal for Arduino, Raspberry Pi, and other microcontroller projects, this sensor is perfect for detecting home gas leaks, building an industrial combustible gas detector, or adding smoke detection to your DIY creations.\u003c\/p\u003e\n\u003cp\u003eIt features high sensitivity to a wide range of gases and provides both analog and digital outputs for maximum flexibility.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eKey Features:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eWide Detection Range:\u003c\/b\u003e Highly sensitive to LPG, Butane, Propane, Methane, Hydrogen, and Smoke.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDual Output Interface:\u003c\/b\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eAO (Analog Output):\u003c\/b\u003e Provides a real-time voltage signal that increases with gas concentration. Perfect for measuring precise levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDO (Digital Output):\u003c\/b\u003e Provides a simple HIGH\/LOW signal when the gas concentration exceeds a preset threshold.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAdjustable Sensitivity:\u003c\/b\u003e An onboard potentiometer allows you to easily fine-tune the digital (DO) output's trigger point.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eClear Indicators:\u003c\/b\u003e Equipped with a power LED and a digital output indicator LED that lights up when the trigger threshold is reached.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStable \u0026amp; Reliable:\u003c\/b\u003e Built with a high-quality dual-panel design for a long service life and rapid response\/recovery characteristics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEasy to Install:\u003c\/b\u003e Features four 3mm mounting holes for easy positioning in your project.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eHow to Use:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eSimply power the module with 5V. After a brief 20-second warm-up period, the sensor will stabilize. Read the analog (AO) pin for a variable gas concentration reading, or use the digital (DO) pin for a simple alert when gas is detected above your set limit.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eModel:\u003c\/b\u003e MQ-2\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInput Voltage:\u003c\/b\u003e DC 5V\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePower Consumption:\u003c\/b\u003e 150mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOutputs:\u003c\/b\u003e 1x Analog (AO), 1x Digital (DO TTL)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDimensions:\u003c\/b\u003e 32mm x 22mm x 27mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAnalog Output (Clean Air):\u003c\/b\u003e 0.1V - 0.3V\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAnalog Output (High Concentration):\u003c\/b\u003e Approx. 4V\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003ePinout:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eVCC:\u003c\/b\u003e 5V Positive Power Supply\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eGND:\u003c\/b\u003e Ground\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDO:\u003c\/b\u003e Digital TTL Signal Output\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAO:\u003c\/b\u003e Analog Signal Output\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003ePackage Includes:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1 x MQ-2 Gas Sensor Module\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sun Cheong Computer Company Limited","offers":[{"title":"Default Title","offer_id":42892946210967,"sku":"21PS001130","price":83.0,"currency_code":"TWD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0440\/4022\/4919\/products\/mq-2-gas-smoke-sensor-angle-view.jpg?v=1762514107","url":"https:\/\/scccltd.com\/en-tw\/products\/mq-2-gas-sensor-for-arduino","provider":"Sun Cheong Computer Company Limited","version":"1.0","type":"link"}