• mq-135 gas sensor module NEW
  • mq-135 gas sensor module NEW

mq-135 gas sensor module

Arduino components
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4 JOD
3 JOD
MQ135 - Air Quality Control Gas Sensor Module
Operating Voltage is +5V Detect/Measure NH3, NOx, alcohol, Benzene, smoke, CO2, etc. Analog output voltage: 0V to 5V Digital output voltage: 0V or 5V (TTL Logic) Preheat duration: 20 seconds

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