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Showing 100–108 of 138 results

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• 
  Gas Detector

  Semiconductor H2S gas sensor – MQ136 sulfuretted hydrogen sensor

  Rated 0 out of 5

  10.50$
• 
  Gas Detector

  Semiconductor NH3 gas sensor – MQ137 Ammonia sensor

  Rated 0 out of 5

  12.50$
• 
  Gas Detector

  Semiconductor O3 gas sensor – MQ131 Ozone sensor

  Rated 0 out of 5

  8.50$
• 
  Gas Detector

  SO2 gas sensor Sulfur dioxide sensor module

  Rated 0 out of 5

  65.00$ – 75.00$
• 
  Gas Detector

  SO2 module NDIR Infrared sulfur dioxide module gas sensor

  Rated 0 out of 5

  625.00$
• 
  Soil Sensor

  Soil EC detector – soil conductivity tester

  Rated 0 out of 5

  64.00$
• 
  Soil Sensor

  Soil EC Sensor Soil Electrical Conductivity Salinity Online Tester

  Rated 0 out of 5

  42.00$ – 175.00$
• 
  Soil Sensor

  Soil fertilizer nutrient detector – soil NPK sensor

  Rated 0 out of 5

  60.00$
• 
  Soil Sensor

  Soil moisture tachymeter – Soil moisture detector

  Rated 0 out of 5

  60.00$