---
product_id: 362991271
title: "Indoor Air Quality 9999ppm Digital Carbon Dioxide Temperature Humidity NDIR Sensor IAQ CO2 Monitor WB DP Tester"
brand: "gain express"
price: "55746 kr"
currency: ISK
in_stock: true
url: https://www.desertcart.is/products/362991271-indoor-air-quality-9999ppm-digital-carbon-dioxide-temperature-humidity-ndir
store_origin: IS
region: Iceland
---

# CO2 detection up to 9999ppm High accuracy NDIR sensor Temp range -10 to 60°C Indoor Air Quality 9999ppm Digital Carbon Dioxide Temperature Humidity NDIR Sensor IAQ CO2 Monitor WB DP Tester

**Brand:** gain express
**Price:** 55746 kr
**Availability:** ✅ In Stock

## Summary

> 🌬️ Breathe smarter, lead healthier — your air quality command center.

## Quick Answers

- **What is this?** Indoor Air Quality 9999ppm Digital Carbon Dioxide Temperature Humidity NDIR Sensor IAQ CO2 Monitor WB DP Tester by gain express
- **How much does it cost?** 55746 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/362991271-indoor-air-quality-9999ppm-digital-carbon-dioxide-temperature-humidity-ndir)

## 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

- • **Instant Alerts:** Audible high-risk CO2 alarms keep you ahead of poor air quality risks.
- • **Versatile & Portable:** Lightweight 200g design with battery or adapter power options—perfect for offices, classrooms, and beyond.
- • **Precision Air Insight:** Track CO2 levels with ±50ppm accuracy for safer, smarter spaces.
- • **User-Friendly Interface:** Clear backlit display with min/max hold and easy manual calibration for professional-grade control.
- • **Multi-Parameter Monitoring:** Simultaneously measure temperature, humidity, dew point, and wet bulb for comprehensive IAQ analysis.

## Overview

The Indoor Air Quality 9999ppm Digital CO2 Monitor by Gain Express is a precision NDIR sensor device that measures carbon dioxide levels up to 9999ppm, temperature (-10 to 60°C), humidity, dew point, and wet bulb temperature. Featuring high accuracy, audible alarms for elevated CO2, and a backlit display, it supports manual calibration and dual power sources. Ideal for professional environments like offices and schools, it empowers proactive IAQ management with real-time data and alerts.

## Description

Features: Backlight, hold data, min/max. Double power supply, battery (included) or 9V adapter (** Note: adapter is not included in the set). Energy from the battery is automatically switched off when 9V adapter is in use. Easy manual calibration for CO2 and humidity PC connection for online login and data analysis (not included). Manual calibration of CO2 and humidity is available. Auto / manual off. Specifications: Measuring range * CO2: 0 ~ 9999ppm (2001 ~ 9999 off scale). * Temperature: -10 ~ 60 °C (14 ~ 140 °F). * Humidity: 0.1% ~ 99.9% RH * Dew point: -20.0 ~ 59.9 °C. * Wet bulb: -5.0 ~ 59.9 °C. * Temp: ± 0.6 °C / ± 0.9 °F. Accuracy: * C02: ± 50ppm ± 5% of measured value (0 ~ 2000ppm) other ranges are not * Temp stated: ± 0.6 °C / ± 0.9 °F. * Humidity: ± 3% RH (at 25 °C, 10 ~ 90% RH) ; RH ± 5% (at 25 °C, other). Response Time * CO2: 30 seconds (90% step change). * Temp: lt; 2 minutes (90% step change). * RH: lt; 10 minutes (90% step change) LCD size: 26 x 44 mm. Operating condition: 0 ~ 50 °C, 0 ~ 95% RH (avoid condensation). Storage conditions: -20 ~ 50 °C, 0 ~ 95% RH (avoid condensation). Weight: 200 g. Set includes: 1 x portable CO2 meter. 4 x AA batteries. English user manual Hard case

## Features

- 1. The latest air quality meter measures carbon dioxide content, air temperature, dew point (DP), wet bulb temperature (WB) and humidity (RH).
- 2. CO2 meter: use stable NDIR sensors to detect carbon dioxide, if the carbon dioxide concentration is too high, the meter emits a high risk warning alarm.
- 3.High accuracy: CO2 accuracy: 0~2000ppm (±50ppm or ±5% of reading); 2000~9999ppm (±10% of reading).
- 4. Powerful functions: this air quality monitor has high accuracy and stable performance, the values CO2, temperature and humidity are clearly visible on the display, anti-interference ability, low consumption and long service time.
- 5.Application: IAQ monitoring and monitoring, especially CO2 content and ventilation, are widely used in public areas such as offices, classrooms, factories, hospitals and hotels.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | GAIN EXPRESS |
| Style | Digital |
| Power Source | Battery Powered |
| Colour | Amarillo |
| Item Weight | 200 Grams |
| Alarm | Audible |
| Upper Temperature Rating | 9 Degrees Celsius |
| Sensor Type | Non Dispersive Infrared |
| Manufacturer | Gain Express Holdings Ltd |
| UPC | 600316560665 |
| Item model number | A017755 |
| Product Dimensions | 7.01 x 5.51 x 21.01 cm; 200 g |
| ASIN | B01966BZDY |

## Product Details

- **Brand:** GAIN EXPRESS
- **Style:** Digital
- **Power Source:** Battery Powered
- **Colour:** Amarillo
- **Item Weight:** 200 Grams
- **Alarm:** Audible
- **Upper Temperature Rating:** 9 Degrees Celsius
- **Sensor Type:** Non Dispersive Infrared
- **Manufacturer:** Gain Express Holdings Ltd
- **UPC:** 600316560665

## Images

![Indoor Air Quality 9999ppm Digital Carbon Dioxide Temperature Humidity NDIR Sensor IAQ CO2 Monitor WB DP Tester - 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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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-03-01*