---
product_id: 583549079
title: "Portable Gas Detector, 4 in 1 (H2S, O2, CO, EX) Handheld Gas Monitor, Rechargeable Gas Analyzer with Audible Visual Vibration Alarms, Personal Gas Sniffer with LCD Display"
brand: "chnadks"
price: "873.74 DT"
currency: TND
in_stock: true
reviews_count: 9
category: "Chnadks"
url: https://www.desertcart.tn/products/583549079-portable-gas-detector-4-in-1-h2s-o2-co-ex
store_origin: TN
region: Tunisia
---

# IP54 waterproof rating 16-18h battery life 45s fast response Portable Gas Detector, 4 in 1 (H2S, O2, CO, EX) Handheld Gas Monitor, Rechargeable Gas Analyzer with Audible Visual Vibration Alarms, Personal Gas Sniffer with LCD Display

**Brand:** chnadks
**Price:** 873.74 DT
**Availability:** ✅ In Stock

## Summary

> 🚨 Stay ahead of invisible threats with real-time precision and rugged reliability!

## Quick Answers

- **What is this?** Portable Gas Detector, 4 in 1 (H2S, O2, CO, EX) Handheld Gas Monitor, Rechargeable Gas Analyzer with Audible Visual Vibration Alarms, Personal Gas Sniffer with LCD Display by chnadks
- **How much does it cost?** 873.74 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/583549079-portable-gas-detector-4-in-1-h2s-o2-co-ex)

## Best For

- chnadks enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Lightweight:** At just 0.5kg and pocket-sized, it’s the perfect on-the-go safety companion for professionals.
- • **Long-Lasting Sensor Life:** Premium imported sensors with 2-5 years lifespan reduce downtime and maintenance costs.
- • **Instant Alerts, Zero Delay:** Audible, visual & vibration alarms activate within 45 seconds to keep you ahead of danger.
- • **Built to Brave the Elements:** IP54 waterproof design ensures reliable performance in harsh industrial environments.
- • **Quad-Gas Detection Powerhouse:** Simultaneously monitors CO, O2, H2S & explosive gases for ultimate safety.

## Overview

The ADKS-4 Portable Gas Detector is a compact, rechargeable handheld device engineered for professional safety monitoring. It detects four critical gases—Carbon Monoxide, Oxygen, Hydrogen Sulfide, and Explosive gases—using long-life imported electrochemical sensors. Featuring a fast 45-second response time, IP54 waterproof rating, and multi-mode alarms (audible, visual, vibration), it delivers reliable, real-time gas concentration readings in demanding industrial environments. With up to 18 hours of battery life and explosion-proof certifications, it’s an essential tool for petroleum, chemical, metallurgy, and environmental sectors.

## Description

Product Description

Review: Box packing so good - Perfect with fully boxed ☑️ Perfect items easy to use
Review: Required calibration report - The calibration report is not given with the product plz tell why? I use it without calibration report.

## Features

- ADKS-4 is a portable 4 gas detector that detects Carbon Monoxide (CO), Oxygen (O2), Hydrogen Sulphide (H2S), and Explosive Gases (EX). This gas monitor adopts imported sensors and has a life expectancy of 2-5 years. It can continuously detect the concentration of leaking gases.
- Upgraded 4 Gas Monitor: Easy operation with real time LCD display. Voice, visual and vibration alarms. Waterproof IP54. Fast response within 45 seconds. Standby time 16-18 hours.
- Technical Data: Multiple explosion-proof markings, respectively Ex ib IIB T3 Gb. Long sensor life. LEL/H2S/CO: 2~3 years, O2: 5 years. Working temperature: -20℃~+50℃, humidity ≤95%RH (no condensation). Size: 130*65*45 (mm). Weight: 0.5kg.
- Using Environment: The 4 gas detector is widely used in petroleum, chemical, environmental protection, metallurgy, oil refining, gas transmission and distribution, biochemical medicine, agriculture and other industries.
- Please Note: The battery pack cannot be removed or replaced in explosive atmospheres, nor can it be charged. Peripheral plug-in devices that are not explosion-proof certified must not be used in explosive atmospheres and sensors must not be replaced.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BGXP6CS8 |
| Alarm | Vibration |
| Best Sellers Rank | #33,845 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #23 in Lab Gas Monitors & Detectors |
| Brand | CHNADKS |
| Colour | Orange |
| Compatible Devices | gas sampling pump |
| Customer Reviews | 3.7 out of 5 stars 47 Reviews |
| Item Dimensions D x W x H | 4.5D x 6.5W x 13H Centimeters |
| Item Weight | 450 Grams |
| Manufacturer | CHNADKS |
| Mfr Part Number | ADKS-4 |
| Model Number | ADKS-4 |
| Number of Items | 1 |
| Operating Humidity | below 95% (No condensation) |
| Power Source | Battery Powered |
| Product Dimensions | 4.5D x 6.5W x 13H Centimeters |
| Product Style | Compact |
| Sensor Type | Electrochemical |
| Style | Compact |
| Unit Count | 1.0 Count |
| Upper Temperature Range | 50 Degrees Celsius |

## Product Details

- **Brand:** CHNADKS
- **Style:** Compact
- **Power Source:** Battery Powered
- **Colour:** Orange
- **Product Dimensions:** 4.5D x 6.5W x 13H Centimeters
- **Item Weight:** 450 Grams
- **Alarm:** Vibration
- **Operating Humidity:** below 95% (No condensation)
- **Compatible Devices:** gas sampling pump
- **Upper Temperature Rating:** 50 Degrees Celsius

## Images

![Portable Gas Detector, 4 in 1 (H2S, O2, CO, EX) Handheld Gas Monitor, Rechargeable Gas Analyzer with Audible Visual Vibration Alarms, Personal Gas Sniffer with LCD Display - Image 1](https://m.media-amazon.com/images/I/6123v1ly+4L.jpg)
![Portable Gas Detector, 4 in 1 (H2S, O2, CO, EX) Handheld Gas Monitor, Rechargeable Gas Analyzer with Audible Visual Vibration Alarms, Personal Gas Sniffer with LCD Display - Image 2](https://m.media-amazon.com/images/I/71eV+U0TwAL.jpg)
![Portable Gas Detector, 4 in 1 (H2S, O2, CO, EX) Handheld Gas Monitor, Rechargeable Gas Analyzer with Audible Visual Vibration Alarms, Personal Gas Sniffer with LCD Display - Image 3](https://m.media-amazon.com/images/I/71REx5-e6PL.jpg)
![Portable Gas Detector, 4 in 1 (H2S, O2, CO, EX) Handheld Gas Monitor, Rechargeable Gas Analyzer with Audible Visual Vibration Alarms, Personal Gas Sniffer with LCD Display - Image 4](https://m.media-amazon.com/images/I/71Cb6Kta1kL.jpg)
![Portable Gas Detector, 4 in 1 (H2S, O2, CO, EX) Handheld Gas Monitor, Rechargeable Gas Analyzer with Audible Visual Vibration Alarms, Personal Gas Sniffer with LCD Display - Image 5](https://m.media-amazon.com/images/I/71GEmTPjeKL.jpg)

## Questions & Answers

**Q: does it detect freon?**
A: Hello, our gas detector does not detect Freon, it is mainly used to detect carbon monoxide (CO), oxygen (O2), hydrogen sulfide (H2S), and combustibles (EX)

**Q: Is this monitor rated for industrial settings and what is the calibration schedule/requirements?**
A: Hi, our handheld 4-in-1 gas detector is suitable for industrial environment, the calibration report has been uploaded on the product page of Amazon, you can download it first to see if it meets the requirements

**Q: What is the warranty?  The listing says the sensors are good for 2-5 years, but there is no mention of any warranty.**
A: Hello, we have a one-year warranty on this product, in the middle of which if any problems arise, please contact us

**Q: Does this product work under a vacuum?**
A: Hello, our 4 gas detector is not applicable to the vacuum environment, the pressure difference between the inside and outside has changed, resulting in the equipment can not work properly, and may even be damaged

## Customer Reviews

### ⭐⭐⭐⭐⭐ Box packing so good
*by M***H on 3 December 2025*

Perfect with fully boxed ☑️ Perfect items easy to use

### ⭐⭐ Required calibration report
*by H***K on 18 July 2025*

The calibration report is not given with the product plz tell why? I use it without calibration report.

### ⭐ Certificate don't received
*by A***I on 9 July 2025*

We didn't not get certificate of it please send

## Frequently Bought Together

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- TopTes Guard-101 Gas Detector, 4 Gas Monitor for H2S, CO, LEL and O2, with Vibration, Visual and Audible Alarms, 14h Long Battery Life, Safety Explosion-Proof, for Work, Home - Orange

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-06-22*