Gas Sensor Winsen Electronics MQ2

Product Summary

RAK12004 is a gas sensor based on the MQ2 sensor module.

Editorial narrative

RAK12004 is a gas sensor based on the MQ2 sensor module. It can identify the concentration of gas in the air and highly sensitive to propane, smoke, as well as natural gas. Product Features MQ2 gas sensor Sensitivity to LPG, butane, propane, methane, alcohol, hydrogen, smoke, and other flammable steam I2C Interface Alert function Detection range: 300～10000 ppm (flammable gas) 3.3 V Power Supply Documentation RAK12004 Quick Start Guide Datasheet WisBlock Quick Start Guide WisBlock Source Code Repository (opens new window) RAK12004 3D Model (opens new window) 40-Pin Male Connector 3D File (opens new window) WisBlock Sensor Tutorial Examples Sample Code: MQ2 read sensor data (opens new window) Sample Code: MQ2 detect smoke and RAK1801 buzzer alarm (opens new window) Sample Code: MQ2 read sensor data and display on OLED Tutorials WisBlock Starter Kit and RAK Edge Gateway Complete LoRaWAN Guide Installation of Board Support Package in Arduino IDE The Icing on the Cake: A Template to Innovate Custom IoT Applications with RAKwireless and Datacake Check Hackster Projects Articles Choosing Between WisBlock Modules For Your Next IoT Project? Take A Quiz! Why We Make WisBlock: The Story Behind RAK’s Modular IoT Platform Build your IoT Breakthroughs Fast with the WisBlock System! RAKwireless Announces Partnership with One Planet Education Network (OPEN) to Launch STEM IoT Sensor Kits for Schools Worldwide RAKwireless Launches New Modular Product Series - WisBlock New WisBlock Modules in RAK Autumn Launch WisBlock Success Stories Enology + IoT = Great Wine A winery modernization by Enotek Saving the Wetlands with a Solution from The Group Lab

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• Last verified: 2026-06-01