---
product_id: 77439266
title: "Willwin 2pcs MQ135 MQ-135 Air Quality Sensor Hazardous Gas Detection Module for Arduino"
brand: "willwin"
price: "FREE"
currency: ILS
in_stock: false
url: https://www.desertcart.co.il/products/77439266-willwin-2pcs-mq135-mq-135-air-quality-sensor-hazardous-gas
store_origin: IL
region: Israel
---

# Willwin 2pcs MQ135 MQ-135 Air Quality Sensor Hazardous Gas Detection Module for Arduino

**Brand:** willwin
**Price:** FREE
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Willwin 2pcs MQ135 MQ-135 Air Quality Sensor Hazardous Gas Detection Module for Arduino by willwin
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.il](https://www.desertcart.co.il/products/77439266-willwin-2pcs-mq135-mq-135-air-quality-sensor-hazardous-gas)

## Best For

- willwin enthusiasts

## Why This Product

- Trusted willwin brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Main chip: LM393,MQ-135 gas sensorOperating voltage: DC 5VWith signal output indicator instructions.Dual signal output (analog output, and TTL level output).TTL output valid signal is low level, (output low signal light, which can be accessed microcontroller IO port).Analog output with increasing concentration, the higher the concentration, the higher the voltage.with high sensitivity and good selectivity for Sulfide, benzene Department of steam, smoke and other harmful gases.Has a long service life and reliable stability.Rapid response and recovery characteristics.Size:36mm X24mm X25mm(L * W * H)Application:A hazardous gas detection apparatus for the family, the environment. Suitable for ammonia, aromatic compounds, sulfur, benzene vapor, smoke and other gases harmful gas detection.Gas-sensitive element test concentration range: 10 to 1000ppm

## Features

- Main chip: LM393,MQ-135 gas sensor     Dual signal output (analog output, and TTL level output)     With high sensitivity and good selectivity for Sulfide, benzene Department of steam, smoke and other harmful gases     With signal output indicator instructions     Size:36mm x 24mm x 25mm(L*W*H)

## Images

![Willwin 2pcs MQ135 MQ-135 Air Quality Sensor Hazardous Gas Detection Module for Arduino - Image 1](https://m.media-amazon.com/images/I/610rlvqv8bL.jpg)
![Willwin 2pcs MQ135 MQ-135 Air Quality Sensor Hazardous Gas Detection Module for Arduino - Image 2](https://m.media-amazon.com/images/I/61BWOrwvKeL.jpg)
![Willwin 2pcs MQ135 MQ-135 Air Quality Sensor Hazardous Gas Detection Module for Arduino - Image 3](https://m.media-amazon.com/images/I/618ngskX32L.jpg)

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**Shop now:** [https://www.desertcart.co.il/products/77439266-willwin-2pcs-mq135-mq-135-air-quality-sensor-hazardous-gas](https://www.desertcart.co.il/products/77439266-willwin-2pcs-mq135-mq-135-air-quality-sensor-hazardous-gas)

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*Product available on Desertcart Israel*
*Store origin: IL*
*Last updated: 2026-02-24*