---
product_id: 25742880
title: "Portable CO2 Meter Handheld CO2 Detector Monitor 0~9999ppm, Carbon Dioxide Meter with Alarm Function, Temperature & Humidity Meter NDIR Sensor Air Quality Monitor for Home Trip Classroom and Office"
brand: "gain express"
price: "986.87 DT"
currency: TND
in_stock: true
category: "Gain Express"
url: https://www.desertcart.tn/products/25742880-portable-co2-meter-handheld-co2-detector-monitor-0-9999ppm-carbon
store_origin: TN
region: Tunisia
---

# Humidity 0.1~99.9% ±3%RH CO2 range 0~9999ppm ±5-10% Temp range -10~60°C ±0.6°C Portable CO2 Meter Handheld CO2 Detector Monitor 0~9999ppm, Carbon Dioxide Meter with Alarm Function, Temperature & Humidity Meter NDIR Sensor Air Quality Monitor for Home Trip Classroom and Office

**Brand:** gain express
**Price:** 986.87 DT
**Availability:** ✅ In Stock

## Summary

> 🌬️ Breathe smarter, work better — your pocket-sized air quality guardian.

## Quick Answers

- **What is this?** Portable CO2 Meter Handheld CO2 Detector Monitor 0~9999ppm, Carbon Dioxide Meter with Alarm Function, Temperature & Humidity Meter NDIR Sensor Air Quality Monitor for Home Trip Classroom and Office by gain express
- **How much does it cost?** 986.87 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/25742880-portable-co2-meter-handheld-co2-detector-monitor-0-9999ppm-carbon)

## Best For

- gain express enthusiasts

## Why This Product

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

## Key Features

- • **Smart Alarm Alerts:** Audible alarm instantly notifies you when CO2 levels exceed safe thresholds—stay ahead of poor air quality.
- • **All-in-One Air Insight:** Simultaneously tracks CO2, temperature, humidity, dew point, and wet bulb for a comprehensive environmental snapshot.
- • **Dual Power Flexibility:** Runs on included batteries or optional 9V adapter with automatic power switching for uninterrupted monitoring.
- • **Precision You Can Trust:** High-accuracy NDIR sensor ensures reliable CO2 readings from 0 to 9999ppm, perfect for critical air quality monitoring.
- • **Portable & User-Friendly:** Ergonomic handheld design with easy manual calibration keeps you in control wherever you go.

## Overview

This portable handheld CO2 meter features a high-precision NDIR sensor measuring CO2 levels from 0 to 9999ppm with ±5-10% accuracy, alongside temperature and humidity monitoring. Designed for professionals on the move, it offers audible alarms for unsafe CO2 levels, easy manual calibration, and dual power options, making it ideal for offices, classrooms, and indoor air quality surveys.

## Description

Portable CO2 Meter Handheld CO2 Detector Monitor 0~9999ppm, Carbon Dioxide Meter with Alarm Function, Temperature & Humidity Meter NDIR Sensor Air Quality Monitor for Home Trip Classroom and Office: desertcart.com: Industrial & Scientific

## Features

- HIGH ACCURACY: CO2 Accuracy 0~2000ppm(±50ppm or ±5% of the reading); 2000~9999ppm(±10% of the reading)
- LARGE MEASURING RANGE: CO2: 0~9999ppm ; Temperature: -10~60°C(Accuracy ±0.6°C) ; Humidity: 0.1% ~ 99.9%RH(Accuracy ±3%RH) ; Dew Point: -20.0~59.9°C ; Wet Bulb: -5.0~59.9°C
- USER FRIENDLY: Portable Handle Design; Easily manual calibration on CO2 and humidity; Stable NDIR CO2 sensor
- POWER SUPPLY: Dual power source battery (included) or 9V adaptor (NOTED: adaptor is not included in set); Power from battery is automatically cut off when 9V adaptor is in use
- APPLICATION: IAQ monitoring and survey; especially on CO2 level and air ventilation become widely applied in public areas such as offices; classrooms; factories; hospitals and hotels

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01966BZDY |
| Alarm | Audible |
| Best Sellers Rank | #71,207 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #105 in Indoor Air Quality Meters |
| Brand | Gain Express |
| Color | Yellow |
| Customer Reviews | 4.4 4.4 out of 5 stars (296) |
| Item Weight | 200 g |
| Manufacturer | Gain Express Holdings Ltd |
| Mfr Part Number | A017755 |
| Model Number | A017755 |
| Operating Humidity | 99 9 percent |
| Power Source | Battery Powered |
| Product Style | Digital CO2 Meter |
| UPC | 600316560665 |
| Unit Count | 1 Count |
| Upper Temperature Rating | 60 °C |

## Product Details

- **Alarm:** Audible
- **Brand:** Gain Express
- **Color:** Yellow
- **Item Weight:** 200 g
- **Manufacturer:** Gain Express Holdings Ltd
- **Operating Humidity:** 99 9 percent
- **Power Source:** Battery Powered
- **Style:** Digital CO2 Meter
- **Unit Count:** 1 Count
- **Upper Temperature Rating:** 60 °C

## Images

![Portable CO2 Meter Handheld CO2 Detector Monitor 0~9999ppm, Carbon Dioxide Meter with Alarm Function, Temperature & Humidity Meter NDIR Sensor Air Quality Monitor for Home Trip Classroom and Office - Image 1](https://m.media-amazon.com/images/I/71+eOoxRUgL.jpg)

## Questions & Answers

**Q: Can you connect a hose for scientific experiments?**
A: No.

**Q: what is the country of origin?**
A: Made it China, but it seems to be an accurate measurement.

**Q: Do you sell the software and hardware for data collection separately for this unit?**
A: Yes, you can buy the software and cable from the link below.

ASIN: B01BWJIRMK
URL: https://www.amazon.com/dp/B01BWJIRMK?ref=myi_title_dp

**Q: How accurate is the co2 sensor?**
A: Very

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**Shop now:** [https://www.desertcart.tn/products/25742880-portable-co2-meter-handheld-co2-detector-monitor-0-9999ppm-carbon](https://www.desertcart.tn/products/25742880-portable-co2-meter-handheld-co2-detector-monitor-0-9999ppm-carbon)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-08-21*