---
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: "$342"
currency: NZD
in_stock: true
url: https://www.desertcart.nz/products/583549079-portable-gas-detector-4-in-1-h2s-o2-co-ex
store_origin: NZ
region: New Zealand
---

# 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:** $342
**Availability:** ✅ In Stock

## Summary

> 🚨 Stay ahead of invisible threats with CHNADKS – Safety that speaks your language!

## 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?** $342 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/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

- • **Rugged & Ready:** IP54 waterproof design built to withstand tough industrial environments.
- • **Compact Powerhouse:** Lightweight (450g) and rechargeable with up to 18 hours standby for all-day protection.
- • **Long-Lasting Sensor Life:** Reliable electrochemical sensors with up to 5 years lifespan—less downtime, more peace of mind.
- • **Instant Alerts, Zero Delay:** Audible, visual & vibration alarms activate within 45 seconds to keep you ahead of danger.
- • **Quad-Gas Detection Mastery:** Simultaneously monitors CO, O2, H2S & explosive gases for ultimate safety.

## Overview

The CHNADKS ADKS-4 is a compact, rechargeable handheld gas detector engineered for professionals. It simultaneously detects Carbon Monoxide, Oxygen, Hydrogen Sulphide, and Explosive gases with fast 45-second response times. Featuring durable electrochemical sensors lasting 2-5 years, IP54 waterproof rating, and multi-mode alarms (audible, visual, vibration), it ensures reliable, real-time safety monitoring in demanding industrial environments. With up to 18 hours of battery life and a lightweight design, it’s the essential personal gas sniffer for proactive workplace protection.

## Description

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

## 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 |
|---------------|-------|
| 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 |
| Sensor Type | Electrochemical |
| Number of Items | 1 |
| Manufacturer | CHNADKS |
| Item model number | ADKS-4 |
| ASIN | B0BGXP6CS8 |

## 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)

## Available Options

This product comes in different **Colour** options.

## 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

## Frequently Bought Together

- Gas Detector, CHNADKS 4 Gas Monitor H2S,O2,CO and LEL Multiple Indicator with Vibration, Audible, Visual 4 Gas Monitor Personal Rechargeable Gas Sniffer Alarm with LCD
- BW Technologies Corded Electric BWC2-H BW Clip Single Gas H2S Monitor, 10/15 (1 Pack)
- 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 New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-21*