HUABAN 1PCS MQ-138 MQ138 Formaldehyde HCHO Volatile Organic Compounds (VOC) Gas Sensor Module with Alarm Signal Light

Product ID : 46139174

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Galleon Product ID 46139174

Shipping Weight 0.07 lbs
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Model MQ-136

Manufacturer HUABAN

Shipping Dimension 3.31 x 2.72 x 1.38 inches
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₱ 4,066

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+ ₱ 150
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via AIR

Get it between 2024-11-12 to 2024-11-19. Additional 3 business days for provincial shipping.

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HUABAN 1PCS MQ-138 MQ138 Formaldehyde HCHO Volatile Features

• MQ-138 Formaldehyde HCHO Gas Sensor Module

• Heating voltage: 5 +0.2V (AC·DC);Working current: 180mA;Circuit voltage: DC5V (Max DC24V);Clean air voltage: < 1.5V

• Test concentration range :1-100ppm ; Sensitivity: >3% ; Response time: < 1S (3-5 minute warm-up, theory preheating time 48 hours)

• Working temperature: -10 ~ 50 oC (nominal temperature 20 oC) ; Humidity: 95% RH (nominal humidity 65% RH)

• Size: 35mm×40mm×28mm

About HUABAN 1PCS MQ-138 MQ138 Formaldehyde HCHO Volatile

Features: 1, Heating voltage: 5 ±0.2V (AC·DC) 2, Working current: 180mA 3, Circuit voltage: DC5V (Max DC 24V) 4, Load resistance: 10K (adjustable) 5, Test concentration range :1-100ppm 6, Clean air voltage: 3% 8, Response time: