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100 units will be available shortly.

Express post shipping available (product is on backorder)

Octopus MQ3 Alcohol Sensor Brick is an alcohol-based sensor:<Q3:

Features:

Power supply: 5V 

Interface type: Analog

High sensitivity to alcohol and small sensitivity to Benzine

Fast response and High sensitivity

Stable and long life

Simple drive circuit

Size: 42.40mm×31.40mm

Application:

Vehicle alcohol detector

Portable alcohol detector

Resources:

Datasheet

Schematics

SPEC

User_Guide

Source Code

Please visit the ElecFreaks wiki page for more info about this product. It will be appreciated if you can help us improve the documents, add more demo code or tutorials.

The Octopus MQ3 Alcohol Sensor Brick appears in the following collections:

SKU EF-EF04060