---
product_id: 452662637
title: "4 Gas Monitor Rechargeable Portable Gas Detector H2S O2 CO and LEL Multi Gas Monitor Professional Gas Sniffer with LCD Display Sound Light Vibration Alarm Mode."
brand: "haokesite"
price: "121262CFA"
currency: XOF
in_stock: true
category: "Haokesite"
url: https://www.desertcart.sn/products/452662637-4-gas-monitor-rechargeable-portable-gas-detector-h2s-o2-co
store_origin: SN
region: Senegal
---

# Clear LCD with real voice alerts 1800mAh long-lasting battery 4-in-1 multi-gas detection 4 Gas Monitor Rechargeable Portable Gas Detector H2S O2 CO and LEL Multi Gas Monitor Professional Gas Sniffer with LCD Display Sound Light Vibration Alarm Mode.

**Brand:** haokesite
**Price:** 121262CFA
**Availability:** ✅ In Stock

## Summary

> 🛠️ Stay ahead of danger with the ultimate 4-in-1 gas guardian!

## Quick Answers

- **What is this?** 4 Gas Monitor Rechargeable Portable Gas Detector H2S O2 CO and LEL Multi Gas Monitor Professional Gas Sniffer with LCD Display Sound Light Vibration Alarm Mode. by haokesite
- **How much does it cost?** 121262CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/452662637-4-gas-monitor-rechargeable-portable-gas-detector-h2s-o2-co)

## Best For

- haokesite enthusiasts

## Why This Product

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

## Key Features

- • **Multi-Mode Alarm System:** Stay instantly informed with sound, vibration, light, and voice alerts within 30 seconds.
- • **Durable & Portable Design:** Rugged ABS casing with non-slip grip and clip-on convenience for on-the-go professionals.
- • **Comprehensive 4-Gas Detection:** Simultaneously monitors EX, H2S, O2, and CO for total safety coverage.
- • **Precision Calibration Included:** Factory calibrated with a calibration cap for unmatched accuracy in hazardous environments.
- • **User-Centric Adjustable Thresholds:** Customize alarm levels to avoid false alerts in confined or hypoxic spaces.

## Overview

The HAOKESITE 4 Gas Monitor is a professional-grade, rechargeable portable detector engineered to identify EX, H2S, O2, and CO gases with precision. Featuring a high-capacity 1800mAh battery, a clear LCD display, and real voice prompts, it ensures rapid hazard awareness through sound, vibration, light, and voice alarms. Built with durable ABS and a non-slip grip, it’s designed for rugged work environments, complete with factory calibration and adjustable alarm thresholds for tailored safety. Packaged in a hard metal case, it’s the essential tool for millennial professionals demanding reliable, on-the-go gas detection.

## Description

HAOKESITE 4 Gas Monitor Rechargeable Portable Gas Detector H2S O2 CO and LEL Multi Gas Monitor Professional Gas Sniffer with LCD Display Sound Light Vibration Alarm Mode. - desertcart.com

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B46LG754 |
| Alarm | Sound, Vibration, Alarm Light, Display Screen |
| Best Sellers Rank | #129,950 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #83 in Gas Detectors & Alarms |
| Brand | HAOKESITE |
| Color | black |
| Customer Reviews | 3.8 out of 5 stars 71 Reviews |
| Enclosure Material | ABS |
| Item Weight | 10.6 Ounces |
| Manufacturer | HAOKESITE |
| Mfr Part Number | PLT840-4 |
| Model Number | PLT840-4 |
| Number of Items | 1 |
| Operating Humidity | < 95%RH |
| Power Source | Battery Powered |
| Product Style | Gas Detector |
| Sensor Type | Electrochemical |
| Style | Gas Detector |
| Unit Count | 1.0 Count |

## Product Details

- **Alarm:** Sound, Vibration, Alarm Light, Display Screen
- **Brand:** HAOKESITE
- **Color:** black
- **Item Weight:** 10.6 Ounces
- **Material:** ABS
- **Number of Items:** 1
- **Operating Humidity:** < 95%RH
- **Power Source:** Battery Powered
- **Sensor Type:** Electrochemical
- **Style:** Gas Detector

## Images

![4 Gas Monitor Rechargeable Portable Gas Detector H2S O2 CO and LEL Multi Gas Monitor Professional Gas Sniffer with LCD Display Sound Light Vibration Alarm Mode. - Image 1](https://m.media-amazon.com/images/I/5116w5AFHTL.jpg)

## Questions & Answers

**Q: How long is the service life of this sensor, is it the life after opening?**
A: The service life of the product is about 15-24 months after you unpack it.

**Q: Does this detect Radon?**
A: No it does not.

**Q: Will this detect ethanol (alcohol) ?**
A: Yes,it can. the equipment is a gas detector. Ethanol is a volatile liquid at room temperature. You can smear ethanol on the table or hand, and then place the detector above the ethanol to detect the volatile gas of ethanol.

**Q: What regulator/ flow is needed for the calibraition gas**
A: You need to calibrate it at a local professional gas detector facility, as it requires a corresponding machine for operation.

## Frequently Bought Together

- HAOKESITE 4 Gas Monitor Rechargeable Portable Gas Detector H2S O2 CO and LEL Multi Gas Monitor Professional Gas Sniffer with LCD Display Sound Light Vibration Alarm Mode.
- 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)

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**Shop now:** [https://www.desertcart.sn/products/452662637-4-gas-monitor-rechargeable-portable-gas-detector-h2s-o2-co](https://www.desertcart.sn/products/452662637-4-gas-monitor-rechargeable-portable-gas-detector-h2s-o2-co)

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-09-12*