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MQ2 GAS SMOKE SENSOR
MQ-2 Gas & Smoke Sensor Module for detecting LPG, methane, propane, hydrogen, and smoke. Provides analog and digital outputs for microcontroller projects.
The MQ-2 Gas & Smoke Sensor Module is a highly sensitive sensor designed for detecting combustible gases and smoke. It can sense LPG, propane, methane, hydrogen, alcohol, and smoke in the air, making it ideal for gas leakage detection, fire alarms, and safety monitoring systems.
The module provides both analog and digital outputs, allowing easy interfacing with microcontrollers such as Arduino, PIC, AVR, ARM, and ESP32. Featuring high sensitivity, fast response, and stable performance, the MQ-2 module is widely used in home automation, industrial safety systems, and educational electronics projects.

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- Dimensions: 1.25″x1.5″x0.37″
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5V single power supply.
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Output directly connected to the speaker, can drive 4 ohms 3W / 8 ohm 2W speakers
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Dimension: 33*27.5mm
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With mounting holes
WH0201102 ABS 1.75 mm 1 kg Filament-Wanhao
- Material: ABS
- Color: White
- Material Diameter: 1.75mm
- Printing Temperature: 220° to 230°C
- Roundness Accuracy: +/- 0.5mm +/- 0.5mm
- Density: 1.31g/cm3 1.01g/cm3
- Mounted: Spool Mounted
- Net weight: 1kg
- Packaging Vacuum-sealed with desiccant to protect the filament from humidity
- Highly Detailed & Quality Outputs.
- Tried and Tested by Makenica.com
- Compatible with any FDM 3D Printer.
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- Environment friendly – ISO 9001 and ROHS certified

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