From LPG to Butane, Propane to Methane, Alcohol to Hydrogen, and Smoke – the MQ2 sensor has got you covered!
Its high sensitivity and fast response time make it ideal to be used in home and industrial sector. Compatible with various microcontrollers and single board computers ( Arduino and Raspberry Pi )
This sensor is a part of gravity series by DFRobot
DFRobot Gravity Series is a high quality open-source, modular, plug and play electronics toolkit for everyone to create anything easily. Gravity Series allows users of any skill level to easily connect and mix to realize ideas or develop projects.
Specification
Power supply needs: 5V
Interface type: Analog
Wide detecting scope
Fast response and High sensitivity
Simple drive circuit
Stable and long life
Size:36.4×26.6mm (1.4×1”)
Tutorial
Official Wiki: https://wiki.dfrobot.com/Analog_Gas_Sensor_SKU_SEN0127Â