MQ-3 Alcohol Ethanol Sensor Breath Gas Ethanol Detection for Arduino 51

SKU: 180818

1.601.44Piece1.44USD

¥ 11.00

Option not available

    This combination does not exist.

    Add to Cart

    Bulk Order Quote

    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 ouput 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