Description
Product Description
Product Description
The MQ2 smoke and flammable gas sensor module detects LPG, butane, propane, methane, hydrogen and smoke. It provides both a digital threshold output and an analog output for easy use with Arduino, ESP32, Raspberry Pi and other controllers.
Features
- Detects smoke and common flammable gases
- Analog AO and digital DO outputs
- Adjustable detection threshold
- Onboard power and output indicators
- Suitable for gas-leak and smoke monitoring projects
Package Includes
1 × MQ2 smoke and flammable gas sensor module
Key Features
- Suitable for electronics learning, prototyping and practical projects.
- Use with compatible hardware and documented connections.
- Supports careful testing before final project installation.
- Choose the correct power supply, accessories and software for the project.
Specification
| Sensor | MQ-2 gas sensor |
| Supply voltage | 5 V DC |
| Outputs | Analog AO and digital DO |
| Target gases | LPG, methane, butane, propane, hydrogen and smoke |
| Warm-up time | About 20 seconds |
Application
- Student learning and laboratory exercises.
- Maker, hobby, automation and embedded-project prototypes.
- Testing compatible circuits, controllers and development platforms.
Product Includes
The package includes the item named in the product title. Cables, headers, power supplies and other accessories are included only when specifically listed in the product information.
Product Disclaimer
Use this product only within its documented electrical, mechanical and environmental limits. Confirm compatibility, polarity, wiring and safe power requirements before connecting it to any controller or power source.
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