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MQ137

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MQ-3 alcohol ethanol sensor MQ3 Alcohol Ethanol Sensor Breath Gas Ethanol Detection MQ-3 MQ-3 alcohol ethanol sensor MQ3 Alcohol Ethanol Sensor Breath Gas Ethanol Detection MQ-3

MQ-3 alcohol ethanol sensor MQ3 Alcohol Ethanol Sensor Breath Gas Ethanol Detection MQ-3

$2.21$2.21

10 sold
38% off
MH-Z16 IR Infrared CO2 NDIR Carbon Dioxide Gas Air Sensor Module Air Quality Detection 0-5000ppm UART PWM MH Z16 MHZ16 MH-Z16 IR Infrared CO2 NDIR Carbon Dioxide Gas Air Sensor Module Air Quality Detection 0-5000ppm UART PWM MH Z16 MHZ16

MH-Z16 IR Infrared CO2 NDIR Carbon Dioxide Gas Air Sensor Module Air Quality Detection 0-5000ppm UART PWM MH Z16 MHZ16

$26.69$43.05

3 sold
49% off
1-10Set MQ-137 DC 5V Ammonia Detection NH3 Gas Sensor Module Analog + TTL Level Output MQ137 + Cable for Arduino Starter DIY Kit 1-10Set MQ-137 DC 5V Ammonia Detection NH3 Gas Sensor Module Analog + TTL Level Output MQ137 + Cable for Arduino Starter DIY Kit

1-10Set MQ-137 DC 5V Ammonia Detection NH3 Gas Sensor Module Analog + TTL Level Output MQ137 + Cable for Arduino Starter DIY Kit

$133.12$261.02

3 sold
29% off
MQ-131 MQ131 Ozone Sensor MQ-136 MQ136 Hydrogen Sulfide Sensor MQ-137 MQ137 Ammonia Sensor MQ-138 MQ138 Organic Vapor Sensor MQ-131 MQ131 Ozone Sensor MQ-136 MQ136 Hydrogen Sulfide Sensor MQ-137 MQ137 Ammonia Sensor MQ-138 MQ138 Organic Vapor Sensor

MQ-131 MQ131 Ozone Sensor MQ-136 MQ136 Hydrogen Sulfide Sensor MQ-137 MQ137 Ammonia Sensor MQ-138 MQ138 Organic Vapor Sensor

$7.97$11.22

12% off
MQ-2 MQ-3 MQ-5 MQ-7 MQ-8 MQ-135 Detection Smoke Methane liquefied Gas Sensor Module for Arduino Starter DIY Kit MQ-2 MQ-3 MQ-5 MQ-7 MQ-8 MQ-135 Detection Smoke Methane liquefied Gas Sensor Module for Arduino Starter DIY Kit

MQ-2 MQ-3 MQ-5 MQ-7 MQ-8 MQ-135 Detection Smoke Methane liquefied Gas Sensor Module for Arduino Starter DIY Kit

$0.27$0.31

12 sold
18% off
MQ137 MQ-137 Immediate delivery of spot inventory MQ137 MQ-137 Immediate delivery of spot inventory

MQ137 MQ-137 Immediate delivery of spot inventory

$9.43$11.50

6 sold
20% off
MQ-131 MQ131 Ozone sensor MQ-136 MQ136 Hydrogen sulfide sensor MQ-137 MQ137 Ammonia sensor MQ-138 MQ138 Organic vapor sensor MQ-131 MQ131 Ozone sensor MQ-136 MQ136 Hydrogen sulfide sensor MQ-137 MQ137 Ammonia sensor MQ-138 MQ138 Organic vapor sensor

MQ-131 MQ131 Ozone sensor MQ-136 MQ136 Hydrogen sulfide sensor MQ-137 MQ137 Ammonia sensor MQ-138 MQ138 Organic vapor sensor

$7.99$9.99

9 sold
MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 CO Ozone Gas Sensor Gas Sensor Starter Kit Gas Sensor Detector Low/High Concentration MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 CO Ozone Gas Sensor Gas Sensor Starter Kit Gas Sensor Detector Low/High Concentration

MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 CO Ozone Gas Sensor Gas Sensor Starter Kit Gas Sensor Detector Low/High Concentration

$109.92$109.92

4 sold
36% off
MQ-137 Module Ammonia Detection NH3 Gas Sensor MQ137 Analog TTL Level Output for Household Electricity Accessories MQ-137 Module Ammonia Detection NH3 Gas Sensor MQ137 Analog TTL Level Output for Household Electricity Accessories

MQ-137 Module Ammonia Detection NH3 Gas Sensor MQ137 Analog TTL Level Output for Household Electricity Accessories

$14.01$21.89

3 sold
42% off
Ziqqucu Ammonia Gas Detection NH3 Gas Sensor MQ-137 Module MQ137 Household Appliance Accessories Analog TTL Level Output Ziqqucu Ammonia Gas Detection NH3 Gas Sensor MQ-137 Module MQ137 Household Appliance Accessories Analog TTL Level Output

Ziqqucu Ammonia Gas Detection NH3 Gas Sensor MQ-137 Module MQ137 Household Appliance Accessories Analog TTL Level Output

$12.78$22.03

9 sold
33% off
MQ137 Ammonia Gas Detection Sensor Module MQ-137 NH3 Analog TTL Level Output for Household Electricity Accessories MQ137 Ammonia Gas Detection Sensor Module MQ-137 NH3 Analog TTL Level Output for Household Electricity Accessories

MQ137 Ammonia Gas Detection Sensor Module MQ-137 NH3 Analog TTL Level Output for Household Electricity Accessories

$14.00$20.90

7 sold
9% off
MQ Gas Sensor MQ135 MQ-2 MQ-3 MQ-5 MQ-7 MQ-9 MQ-4 MQ137 MQ131 Detecting CO CO2 Smoke Methane Liquefied MQ Series DIY Kit MQ Gas Sensor MQ135 MQ-2 MQ-3 MQ-5 MQ-7 MQ-9 MQ-4 MQ137 MQ131 Detecting CO CO2 Smoke Methane Liquefied MQ Series DIY Kit

MQ Gas Sensor MQ135 MQ-2 MQ-3 MQ-5 MQ-7 MQ-9 MQ-4 MQ137 MQ131 Detecting CO CO2 Smoke Methane Liquefied MQ Series DIY Kit

$0.28$0.31

6 sold
35% off
MQ-136 Hydrogen Sulphide Sensor Detector LM393 Hydrogen Gas Sensor Starter ZYMQ-135 AC 5V for Liquefied Petroleum Gas Butane MQ-136 Hydrogen Sulphide Sensor Detector LM393 Hydrogen Gas Sensor Starter ZYMQ-135 AC 5V for Liquefied Petroleum Gas Butane

MQ-136 Hydrogen Sulphide Sensor Detector LM393 Hydrogen Gas Sensor Starter ZYMQ-135 AC 5V for Liquefied Petroleum Gas Butane

$102.71$158.01

14 sold
37% off
Snow Raindrops Detection Sensor Module Rain Weather Module Humidity For Arduino Relay Control Module Rain Water Sensor Module Snow Raindrops Detection Sensor Module Rain Weather Module Humidity For Arduino Relay Control Module Rain Water Sensor Module

Snow Raindrops Detection Sensor Module Rain Weather Module Humidity For Arduino Relay Control Module Rain Water Sensor Module

$16.52$26.23

766 sold
19% off
MP-2 MP-4 MP-5 MP-7 MP-503 Gas Sensor Module Detection Air Quality Propane CO Liquefied Gas Combustible Alarm Smoke Probe MP-2 MP-4 MP-5 MP-7 MP-503 Gas Sensor Module Detection Air Quality Propane CO Liquefied Gas Combustible Alarm Smoke Probe

MP-2 MP-4 MP-5 MP-7 MP-503 Gas Sensor Module Detection Air Quality Propane CO Liquefied Gas Combustible Alarm Smoke Probe

$1.11$1.37

9 sold
MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Gas Detection Module Gas Sensor Starter Kit Low/High Concentration for DIY Kits MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Gas Detection Module Gas Sensor Starter Kit Low/High Concentration for DIY Kits

MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Gas Detection Module Gas Sensor Starter Kit Low/High Concentration for DIY Kits

$105.21$105.21

7 sold
3% off
MP503 Air Quality Gas Sensor Pollution Odor Sensors Module Alcohol Smoke Iso-butane Methanal Detection For Vehicle Air Purifier MP503 Air Quality Gas Sensor Pollution Odor Sensors Module Alcohol Smoke Iso-butane Methanal Detection For Vehicle Air Purifier

MP503 Air Quality Gas Sensor Pollution Odor Sensors Module Alcohol Smoke Iso-butane Methanal Detection For Vehicle Air Purifier

$2.44$2.53

27 sold
10% off
1PCS Ozone/ammonia/formaldehyde/hydrogen Sulfide/freon Sensor Module MQ-131/136/137/138/139 1PCS Ozone/ammonia/formaldehyde/hydrogen Sulfide/freon Sensor Module MQ-131/136/137/138/139

1PCS Ozone/ammonia/formaldehyde/hydrogen Sulfide/freon Sensor Module MQ-131/136/137/138/139

$63.06$70.07

12 sold
34% off
MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Gas Detection Module Gas Sensor Starter Kit Low/High Concentration for DIY Kits MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Gas Detection Module Gas Sensor Starter Kit Low/High Concentration for DIY Kits

MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Gas Detection Module Gas Sensor Starter Kit Low/High Concentration for DIY Kits

$106.21$160.92

MQ137 NH3 Ammonia Gas Sensor Module Ammonia Detector Range 5-500ppm DC 5V NEW

MQ137 NH3 Ammonia Gas Sensor Module Ammonia Detector Range 5-500ppm DC 5V NEW

$111.04$111.04

3 sold
34% off
MQ131 MQ136 MQ137 MQ138/9 MG811 TGS813 Detection Smoke CO Ozone methane liquefied Gas Sensor Module for Arduino Starter DIY Kit MQ131 MQ136 MQ137 MQ138/9 MG811 TGS813 Detection Smoke CO Ozone methane liquefied Gas Sensor Module for Arduino Starter DIY Kit

MQ131 MQ136 MQ137 MQ138/9 MG811 TGS813 Detection Smoke CO Ozone methane liquefied Gas Sensor Module for Arduino Starter DIY Kit

$107.14$162.34

1 sold
59% off
CO Ozone Gas Sensor Gas Sensor Modules Low/High Concentration MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Gas Detection Module CO Ozone Gas Sensor Gas Sensor Modules Low/High Concentration MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Gas Detection Module

CO Ozone Gas Sensor Gas Sensor Modules Low/High Concentration MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Gas Detection Module

$98.54$240.33

2 sold
50% off
Gas Sensor Modules CO Ozone Gas Sensor Gas Sensor Starter Kit MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Low/High Concentration Gas Sensor Modules CO Ozone Gas Sensor Gas Sensor Starter Kit MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Low/High Concentration

Gas Sensor Modules CO Ozone Gas Sensor Gas Sensor Starter Kit MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Low/High Concentration

$102.52$205.05

2 sold
59% off
MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 CO Ozone Gas Sensor Gas Sensor Starter Kit Gas Sensor Detector Low/High Concentration MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 CO Ozone Gas Sensor Gas Sensor Starter Kit Gas Sensor Detector Low/High Concentration

MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 CO Ozone Gas Sensor Gas Sensor Starter Kit Gas Sensor Detector Low/High Concentration

$106.73$260.32

3 sold
1PCS YYS Electrochemical O3 Gas Sensor Ozone Sensor Module Use For Disinfection Cabinet Instrument UART Output SC01-03 1PCS YYS Electrochemical O3 Gas Sensor Ozone Sensor Module Use For Disinfection Cabinet Instrument UART Output SC01-03

1PCS YYS Electrochemical O3 Gas Sensor Ozone Sensor Module Use For Disinfection Cabinet Instrument UART Output SC01-03

$62.62$62.62

27 sold
71% off
MQ-131 MQ137 MQ 131 Ozone Sensor Oxygen NH3 Gas Sensor Module for Ozone Low High Concentration Exceeded Alarm 10ppm-1000ppm MQ-131 MQ137 MQ 131 Ozone Sensor Oxygen NH3 Gas Sensor Module for Ozone Low High Concentration Exceeded Alarm 10ppm-1000ppm

MQ-131 MQ137 MQ 131 Ozone Sensor Oxygen NH3 Gas Sensor Module for Ozone Low High Concentration Exceeded Alarm 10ppm-1000ppm

$10.29$35.49

3 sold
MQ-3 alcohol ethanol sensor MQ3 Alcohol Ethanol Sensor Breath Gas Ethanol Detection MQ-3 MQ-3 alcohol ethanol sensor MQ3 Alcohol Ethanol Sensor Breath Gas Ethanol Detection MQ-3

MQ-3 alcohol ethanol sensor MQ3 Alcohol Ethanol Sensor Breath Gas Ethanol Detection MQ-3

$2.21 $2.21

10 sold

Categories: Electronic Components & Supplies, Active Components

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38% off
MH-Z16 IR Infrared CO2 NDIR Carbon Dioxide Gas Air Sensor Module Air Quality Detection 0-5000ppm UART PWM MH Z16 MHZ16 MH-Z16 IR Infrared CO2 NDIR Carbon Dioxide Gas Air Sensor Module Air Quality Detection 0-5000ppm UART PWM MH Z16 MHZ16

MH-Z16 IR Infrared CO2 NDIR Carbon Dioxide Gas Air Sensor Module Air Quality Detection 0-5000ppm UART PWM MH Z16 MHZ16

$26.69 $43.05

3 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
49% off
1-10Set MQ-137 DC 5V Ammonia Detection NH3 Gas Sensor Module Analog + TTL Level Output MQ137 + Cable for Arduino Starter DIY Kit 1-10Set MQ-137 DC 5V Ammonia Detection NH3 Gas Sensor Module Analog + TTL Level Output MQ137 + Cable for Arduino Starter DIY Kit

1-10Set MQ-137 DC 5V Ammonia Detection NH3 Gas Sensor Module Analog + TTL Level Output MQ137 + Cable for Arduino Starter DIY Kit

$133.12 $261.02

3 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
29% off
MQ-131 MQ131 Ozone Sensor MQ-136 MQ136 Hydrogen Sulfide Sensor MQ-137 MQ137 Ammonia Sensor MQ-138 MQ138 Organic Vapor Sensor MQ-131 MQ131 Ozone Sensor MQ-136 MQ136 Hydrogen Sulfide Sensor MQ-137 MQ137 Ammonia Sensor MQ-138 MQ138 Organic Vapor Sensor

MQ-131 MQ131 Ozone Sensor MQ-136 MQ136 Hydrogen Sulfide Sensor MQ-137 MQ137 Ammonia Sensor MQ-138 MQ138 Organic Vapor Sensor

$7.97 $11.22

Categories: Electronic Components & Supplies, Active Components

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12% off
MQ-2 MQ-3 MQ-5 MQ-7 MQ-8 MQ-135 Detection Smoke Methane liquefied Gas Sensor Module for Arduino Starter DIY Kit MQ-2 MQ-3 MQ-5 MQ-7 MQ-8 MQ-135 Detection Smoke Methane liquefied Gas Sensor Module for Arduino Starter DIY Kit

MQ-2 MQ-3 MQ-5 MQ-7 MQ-8 MQ-135 Detection Smoke Methane liquefied Gas Sensor Module for Arduino Starter DIY Kit

$0.27 $0.31

12 sold

Categories: Electronic Components & Supplies, Active Components

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18% off
MQ137 MQ-137 Immediate delivery of spot inventory MQ137 MQ-137 Immediate delivery of spot inventory

MQ137 MQ-137 Immediate delivery of spot inventory

$9.43 $11.50

6 sold

Categories: Consumer Electronics, Accessories & Parts

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20% off
MQ-131 MQ131 Ozone sensor MQ-136 MQ136 Hydrogen sulfide sensor MQ-137 MQ137 Ammonia sensor MQ-138 MQ138 Organic vapor sensor MQ-131 MQ131 Ozone sensor MQ-136 MQ136 Hydrogen sulfide sensor MQ-137 MQ137 Ammonia sensor MQ-138 MQ138 Organic vapor sensor

MQ-131 MQ131 Ozone sensor MQ-136 MQ136 Hydrogen sulfide sensor MQ-137 MQ137 Ammonia sensor MQ-138 MQ138 Organic vapor sensor

$7.99 $9.99

9 sold

Categories: Electronic Components & Supplies, Active Components

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MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 CO Ozone Gas Sensor Gas Sensor Starter Kit Gas Sensor Detector Low/High Concentration MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 CO Ozone Gas Sensor Gas Sensor Starter Kit Gas Sensor Detector Low/High Concentration

MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 CO Ozone Gas Sensor Gas Sensor Starter Kit Gas Sensor Detector Low/High Concentration

$109.92 $109.92

4 sold

Categories: Electronic Components & Supplies, Active Components

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36% off
MQ-137 Module Ammonia Detection NH3 Gas Sensor MQ137 Analog TTL Level Output for Household Electricity Accessories MQ-137 Module Ammonia Detection NH3 Gas Sensor MQ137 Analog TTL Level Output for Household Electricity Accessories

MQ-137 Module Ammonia Detection NH3 Gas Sensor MQ137 Analog TTL Level Output for Household Electricity Accessories

$14.01 $21.89

3 sold

Categories: Electronic Components & Supplies, Active Components

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42% off
Ziqqucu Ammonia Gas Detection NH3 Gas Sensor MQ-137 Module MQ137 Household Appliance Accessories Analog TTL Level Output Ziqqucu Ammonia Gas Detection NH3 Gas Sensor MQ-137 Module MQ137 Household Appliance Accessories Analog TTL Level Output

Ziqqucu Ammonia Gas Detection NH3 Gas Sensor MQ-137 Module MQ137 Household Appliance Accessories Analog TTL Level Output

$12.78 $22.03

9 sold

Categories: Electronic Components & Supplies, Active Components

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33% off
MQ137 Ammonia Gas Detection Sensor Module MQ-137 NH3 Analog TTL Level Output for Household Electricity Accessories MQ137 Ammonia Gas Detection Sensor Module MQ-137 NH3 Analog TTL Level Output for Household Electricity Accessories

MQ137 Ammonia Gas Detection Sensor Module MQ-137 NH3 Analog TTL Level Output for Household Electricity Accessories

$14.00 $20.90

7 sold

Categories: Electronic Components & Supplies, Active Components

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9% off
MQ Gas Sensor MQ135 MQ-2 MQ-3 MQ-5 MQ-7 MQ-9 MQ-4 MQ137 MQ131 Detecting CO CO2 Smoke Methane Liquefied MQ Series DIY Kit MQ Gas Sensor MQ135 MQ-2 MQ-3 MQ-5 MQ-7 MQ-9 MQ-4 MQ137 MQ131 Detecting CO CO2 Smoke Methane Liquefied MQ Series DIY Kit

MQ Gas Sensor MQ135 MQ-2 MQ-3 MQ-5 MQ-7 MQ-9 MQ-4 MQ137 MQ131 Detecting CO CO2 Smoke Methane Liquefied MQ Series DIY Kit

$0.28 $0.31

6 sold

Categories: Electronic Components & Supplies, Active Components

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35% off
MQ-136 Hydrogen Sulphide Sensor Detector LM393 Hydrogen Gas Sensor Starter ZYMQ-135 AC 5V for Liquefied Petroleum Gas Butane MQ-136 Hydrogen Sulphide Sensor Detector LM393 Hydrogen Gas Sensor Starter ZYMQ-135 AC 5V for Liquefied Petroleum Gas Butane

MQ-136 Hydrogen Sulphide Sensor Detector LM393 Hydrogen Gas Sensor Starter ZYMQ-135 AC 5V for Liquefied Petroleum Gas Butane

$102.71 $158.01

14 sold

Categories: Electronic Components & Supplies, Active Components

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37% off
Snow Raindrops Detection Sensor Module Rain Weather Module Humidity For Arduino Relay Control Module Rain Water Sensor Module Snow Raindrops Detection Sensor Module Rain Weather Module Humidity For Arduino Relay Control Module Rain Water Sensor Module

Snow Raindrops Detection Sensor Module Rain Weather Module Humidity For Arduino Relay Control Module Rain Water Sensor Module

$16.52 $26.23

766 sold

Categories: Electronic Components & Supplies, Active Components

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19% off
MP-2 MP-4 MP-5 MP-7 MP-503 Gas Sensor Module Detection Air Quality Propane CO Liquefied Gas Combustible Alarm Smoke Probe MP-2 MP-4 MP-5 MP-7 MP-503 Gas Sensor Module Detection Air Quality Propane CO Liquefied Gas Combustible Alarm Smoke Probe

MP-2 MP-4 MP-5 MP-7 MP-503 Gas Sensor Module Detection Air Quality Propane CO Liquefied Gas Combustible Alarm Smoke Probe

$1.11 $1.37

9 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Gas Detection Module Gas Sensor Starter Kit Low/High Concentration for DIY Kits MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Gas Detection Module Gas Sensor Starter Kit Low/High Concentration for DIY Kits

MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Gas Detection Module Gas Sensor Starter Kit Low/High Concentration for DIY Kits

$105.21 $105.21

7 sold

Categories: Electronic Components & Supplies, Active Components

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3% off
MP503 Air Quality Gas Sensor Pollution Odor Sensors Module Alcohol Smoke Iso-butane Methanal Detection For Vehicle Air Purifier MP503 Air Quality Gas Sensor Pollution Odor Sensors Module Alcohol Smoke Iso-butane Methanal Detection For Vehicle Air Purifier

MP503 Air Quality Gas Sensor Pollution Odor Sensors Module Alcohol Smoke Iso-butane Methanal Detection For Vehicle Air Purifier

$2.44 $2.53

27 sold

Categories: Electronic Components & Supplies, Active Components

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10% off
1PCS Ozone/ammonia/formaldehyde/hydrogen Sulfide/freon Sensor Module MQ-131/136/137/138/139 1PCS Ozone/ammonia/formaldehyde/hydrogen Sulfide/freon Sensor Module MQ-131/136/137/138/139

1PCS Ozone/ammonia/formaldehyde/hydrogen Sulfide/freon Sensor Module MQ-131/136/137/138/139

$63.06 $70.07

12 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
34% off
MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Gas Detection Module Gas Sensor Starter Kit Low/High Concentration for DIY Kits MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Gas Detection Module Gas Sensor Starter Kit Low/High Concentration for DIY Kits

MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Gas Detection Module Gas Sensor Starter Kit Low/High Concentration for DIY Kits

$106.21 $160.92

Categories: Electronic Components & Supplies, Active Components

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MQ137 NH3 Ammonia Gas Sensor Module Ammonia Detector Range 5-500ppm DC 5V NEW

MQ137 NH3 Ammonia Gas Sensor Module Ammonia Detector Range 5-500ppm DC 5V NEW

$111.04 $111.04

3 sold

Categories: Security & Protection, IoT Devices

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34% off
MQ131 MQ136 MQ137 MQ138/9 MG811 TGS813 Detection Smoke CO Ozone methane liquefied Gas Sensor Module for Arduino Starter DIY Kit MQ131 MQ136 MQ137 MQ138/9 MG811 TGS813 Detection Smoke CO Ozone methane liquefied Gas Sensor Module for Arduino Starter DIY Kit

MQ131 MQ136 MQ137 MQ138/9 MG811 TGS813 Detection Smoke CO Ozone methane liquefied Gas Sensor Module for Arduino Starter DIY Kit

$107.14 $162.34

1 sold

Categories: Electronic Components & Supplies, Active Components

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59% off
CO Ozone Gas Sensor Gas Sensor Modules Low/High Concentration MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Gas Detection Module CO Ozone Gas Sensor Gas Sensor Modules Low/High Concentration MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Gas Detection Module

CO Ozone Gas Sensor Gas Sensor Modules Low/High Concentration MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Gas Detection Module

$98.54 $240.33

2 sold

Categories: Electronic Components & Supplies, Active Components

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50% off
Gas Sensor Modules CO Ozone Gas Sensor Gas Sensor Starter Kit MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Low/High Concentration Gas Sensor Modules CO Ozone Gas Sensor Gas Sensor Starter Kit MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Low/High Concentration

Gas Sensor Modules CO Ozone Gas Sensor Gas Sensor Starter Kit MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 Low/High Concentration

$102.52 $205.05

2 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
59% off
MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 CO Ozone Gas Sensor Gas Sensor Starter Kit Gas Sensor Detector Low/High Concentration MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 CO Ozone Gas Sensor Gas Sensor Starter Kit Gas Sensor Detector Low/High Concentration

MQ131 MQ136 MQ137 MQ138 MQ139 MG811 TGS813 CO Ozone Gas Sensor Gas Sensor Starter Kit Gas Sensor Detector Low/High Concentration

$106.73 $260.32

3 sold

Categories: Electronic Components & Supplies, Active Components

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1PCS YYS Electrochemical O3 Gas Sensor Ozone Sensor Module Use For Disinfection Cabinet Instrument UART Output SC01-03 1PCS YYS Electrochemical O3 Gas Sensor Ozone Sensor Module Use For Disinfection Cabinet Instrument UART Output SC01-03

1PCS YYS Electrochemical O3 Gas Sensor Ozone Sensor Module Use For Disinfection Cabinet Instrument UART Output SC01-03

$62.62 $62.62

27 sold

Categories: Electronic Components & Supplies, Active Components

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71% off
MQ-131 MQ137 MQ 131 Ozone Sensor Oxygen NH3 Gas Sensor Module for Ozone Low High Concentration Exceeded Alarm 10ppm-1000ppm MQ-131 MQ137 MQ 131 Ozone Sensor Oxygen NH3 Gas Sensor Module for Ozone Low High Concentration Exceeded Alarm 10ppm-1000ppm

MQ-131 MQ137 MQ 131 Ozone Sensor Oxygen NH3 Gas Sensor Module for Ozone Low High Concentration Exceeded Alarm 10ppm-1000ppm

$10.29 $35.49

3 sold

Categories: Tools, Measurement & Analysis Instruments

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