MQ 3 GAS SENSOR MODULE
In Stock
- High sensitivity MQ-3 alcohol gas sensor for detecting alcohol and ethanol vapors.
- Detects alcohol, ethanol, spirit fumes, and volatile alcohol gases.
- Compatible with Arduino UNO, Mega, Nano, ESP32, ESP8266, Raspberry Pi, STM32, and other development boards.
- Adjustable detection threshold using the onboard potentiometer.
- Built-in power and signal LED indicators for easy status monitoring.
- Standard 4-pin interface for quick and simple connections.
The MQ-3 Alcohol Gas Sensor Module is a high-sensitivity gas detection module designed to accurately detect alcohol vapors, ethanol, and spirit fumes in the surrounding air. It is widely used in breath alcohol detection systems, safety monitoring, industrial gas sensing, and DIY electronics projects. Compatible with Arduino, ESP32, ESP8266, Raspberry Pi, STM32, and other microcontrollers, this module offers both analog and digital outputs for flexible integration.
Built around the reliable MQ-3 gas sensor, the module provides a simple 4-pin interface and onboard signal conditioning circuitry, making it easy to connect and use without additional hardware. The adjustable onboard potentiometer allows users to set the desired gas detection threshold, while the integrated LED indicator provides instant visual feedback whenever alcohol concentration exceeds the preset level.
| Weight | 0.006 kg |
|---|
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We want every product to deliver reliable performance and long-term satisfaction. This product includes standard warranty coverage against manufacturing defects, depending on the product type, brand, and applicable store policy.
- Use the product only for its intended purpose.
- Keep the product away from water, moisture, and excessive heat unless stated otherwise.
- Clean the product gently with a soft, dry cloth when needed.
- Avoid harsh chemicals, abrasive cleaners, or improper accessories.
- Use compatible chargers, cables, and replacement parts when applicable.
- Keep the original packaging, invoice, and accessories for warranty or return requests.
Warranty coverage may not apply to accidental damage, misuse, normal wear and tear, unauthorized repairs, or damage caused by improper handling. For warranty support, please contact our customer service team with your order details and product information.
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MQ 3 GAS SENSOR MODULE
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