DFRobot Gravity Analog Alcohol Sensor (MQ3) For Arduino

Description

The analog gas sensor – MQ3 is suitable for detecting alcohol, this sensor can be used in a Breathalyser.It has a high sensitivity to alcohol and small sensitivity to Benzine. The sensitivity can be adjusted by the potentiometer.

Specification

• Power supply needs: 5V
• Interface type: Analog
• High sensitivity to alcohol and small sensitivity to Benzine
• Fast response and High sensitivity
• Simple drive circuit
• Stable and long life
• Size: 36.4×26.6mm

Connecting Diagram

Features:

1. Wide detecting scope
2. Fast response and High sensitivity
3. Stable and long life
4. Simple drive circuit
5. Wide detecting scope
6. Fast response and High sensitivity
7. Simple drive circuit
8. Stable and long life

Packages Includes:

1 x DFRobot Gravity Analog Alcohol Sensor (MQ3) For Arduino