Waveshare MQ-3 Gas Sensor

The MQ-3 Gas Sensor efficiently detects alcohol concentrations from 0.05 mg/L to 10 mg/L, delivering reliable performance in breathalyzer applications.

Benefits include high sensitivity and rapid response time, ensuring accurate measurement every time. Its compact design and low power consumption make it ideal for integration into a variety of systems.

Features a simple analog voltage interface, it's as easy to use as plugging in a light bulb. Calibration and connection to microcontroller platforms allow for easy data interpretation and usage in custom projects.