---
product_id: 100994086
title: "FTCBlock 3pcs MQ135 Air Quality Sensor Hazardous Gas Detection Module for DIY Projects Arduino, STM39, Raspberry (Analog and Digital Out) …"
brand: "visit the ftcblock store"
price: "€ 16.04"
currency: EUR
in_stock: true
url: https://www.desertcart.com.cy/products/100994086-ftcblock-3pcs-mq135-air-quality-sensor-hazardous-gas-detection-module
store_origin: CY
region: Cyprus
---

# FTCBlock 3pcs MQ135 Air Quality Sensor Hazardous Gas Detection Module for DIY Projects Arduino, STM39, Raspberry (Analog and Digital Out) …

**Brand:** visit the ftcblock store
**Price:** € 16.04
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** FTCBlock 3pcs MQ135 Air Quality Sensor Hazardous Gas Detection Module for DIY Projects Arduino, STM39, Raspberry (Analog and Digital Out) … by visit the ftcblock store
- **How much does it cost?** € 16.04 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/100994086-ftcblock-3pcs-mq135-air-quality-sensor-hazardous-gas-detection-module)

## Best For

- visit the ftcblock store enthusiasts

## Why This Product

- Trusted visit the ftcblock store brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Features: It is Air Quality Sensor Hazardous Gas Detection Module. With analog and digital outputs - sensor has 2 outputs: digital output is a certain level of gas concentration, or analog output, which gives the actual value of the hydrogen concentration. Sensitivity can be adjusted by a potentiometer. The MQ135 Air Quality Gas Sensor Detector Module can be used in the gas leakage monitoring device of homes and factories, it&#x2019;s suitable for the detection of liquefied gas, butane, propane, methane, smoke, etc.  Package included: 3 X MQ-135 Gas Sensor

## Features

- The MQ135 Hazardous Gas Sensor Detector Module can be used in the gas leakage monitoring device of homes and factories.With high sensitivity and good selectivity for air quality, harmful gas detection.
- With high sensitivity and good selectivity for air quality, harmful gas detection.
- With analog and digital outputs - sensor has 2 outputs: digital output is a certain level of gas.
- The working voltage: DC 5 V.
- The sensor has a long life and reliable stability.

## Images

![FTCBlock 3pcs MQ135 Air Quality Sensor Hazardous Gas Detection Module for DIY Projects Arduino, STM39, Raspberry (Analog and Digital Out) … - Image 1](https://images-na.ssl-images-amazon.com/images/I/71Ez4e1cx1L.jpg)
![FTCBlock 3pcs MQ135 Air Quality Sensor Hazardous Gas Detection Module for DIY Projects Arduino, STM39, Raspberry (Analog and Digital Out) … - Image 2](https://images-na.ssl-images-amazon.com/images/I/71jvVr4-cLL.jpg)
![FTCBlock 3pcs MQ135 Air Quality Sensor Hazardous Gas Detection Module for DIY Projects Arduino, STM39, Raspberry (Analog and Digital Out) … - Image 3](https://images-na.ssl-images-amazon.com/images/I/7145zOoVBKL.jpg)
![FTCBlock 3pcs MQ135 Air Quality Sensor Hazardous Gas Detection Module for DIY Projects Arduino, STM39, Raspberry (Analog and Digital Out) … - Image 4](https://images-na.ssl-images-amazon.com/images/I/31NX5JZKf-L.jpg)
![FTCBlock 3pcs MQ135 Air Quality Sensor Hazardous Gas Detection Module for DIY Projects Arduino, STM39, Raspberry (Analog and Digital Out) … - Image 5](https://images-na.ssl-images-amazon.com/images/I/71vtwFlHqrL.jpg)

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*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-02-28*