MQ-2 Gas Sensor Module Smoke & LPG Detection Sensor for Arduino & Raspberry Pi | Hydrogen, Methane & Smoke Detector

Detailed Description

The MQ-2 Gas Sensor Module is a reliable and widely used gas and smoke detection sensor designed for environmental monitoring and safety applications. It can detect various combustible gases including LPG, methane, propane, hydrogen, alcohol vapors, and smoke, making it ideal for gas leakage detection and air quality monitoring systems.

The module features both analog and digital outputs, allowing easy integration with Arduino, Raspberry Pi, ESP32, NodeMCU, STM32, and other microcontroller platforms. An onboard potentiometer enables users to adjust the sensitivity level according to project requirements.

Built with a high-quality sensing element, the MQ-2 sensor provides fast response times, stable performance, and long operational life. It is commonly used in gas leakage alarm systems, smoke detectors, smart home automation, industrial safety devices, and IoT monitoring applications.

Compact and easy to use, the MQ-2 Gas Sensor Module is suitable for students, hobbyists, engineers, and professional electronics developers.

Key Features

• Detects smoke, LPG, methane, propane, hydrogen, and combustible gases
• Analog and digital output signals
• Adjustable sensitivity using onboard potentiometer
• Fast response and recovery time
• High sensitivity with stable performance
• Compatible with Arduino, Raspberry Pi, ESP32, STM32, and NodeMCU
• Built-in power and signal indicator LEDs
• Easy integration into DIY and IoT projects
• Ideal for gas leakage alarms and smoke detection systems
• Compact and durable module design

Weight

• Approximate: 5g