MQ-3 Alcohol Ethanol Sensor Breath Detection

Product Details:

Alcohol Detector

Condition: New

Size: approx. 32 x 22 x 27mm

Main chip: LM393, ZYMQ-3 gas detector

Working Voltage: DC 5V

With signal output instructions

Two-way signal output (TTL level output and analog output)

TTL output effectively signal for low level(when the output low level signal lights, can directly connected microcomputer)

Analog output 0 ~ 5v voltage, the higher the concentration, the higher the voltage

Has a high sensitivity and good selectivity

Has long service life and reliable stability

Rapid response recovery features

For motor vehicles and other prohibition drunken drivers homework personnel on-site testing, also used in other places of ethanol vapor detection

Color is shown as pictures
PLS NOTE that due to lighting effects, monitor’s brightness/ contrass settings ect, there could be some slight differences in the color tone of the pictures and the actual item! 

Package Included:

1 x Alcohol Detector