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MQ-135 Gas Sensor

  • Sale
  • Regular price ₱280.00

Product Description

       Sensitive for benzene, alcohol, smoke and Output voltage boosts along with the concentration of the measured gases increases. Fast response and recovery with adjustable sensitivity and signal output indicator.


    1. Signal output indicator instructions;
    2. Dual signal output (analog output, and TTL level output);
    3. TTL output valid signal is low; (output low signal light, which can be accessed microcontroller IO port)
    4. Analog output with increasing concentration, the higher the concentration, the higher the voltage;
    5. Sulfide, benzene Department of steam, smoke and other harmful gases with high sensitivity;
    6. Has a long life and reliable stability;
    7. Rapid response recovery characteristics;


  • VCC ↔ 2.5V ~ 5.0V
  • GND ↔ power supply ground
  • AOUT ↔ MCU.IO (analog output)
  • DOUT ↔ MCU.IO (digital output)
  • Dimension: 40.0mm * 21.0mm
  • Mounting holes size: 2.0mm

Package Includes:

  • 1 X MQ-135 Gas Sensor

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