Temtop
Temtop M10
$90
Temtop M10 Overview
The Temtop M10 is a mid-range CO2 monitor that tracks CO2, Temperature and Humidity. It uses a NDIR sensor — the technology we recommend for reliable CO2 readings — with a stated accuracy of ±75 ppm across a 0-5000 ppm measurement range. At $90, it is aimed at on-the-go monitoring, budget-conscious buyers and home use.
In day-to-day use, the M10 offers an onboard display, so you can read levels at a glance without opening an app, plus USB connectivity for logging trends and setting alerts, plus a portable design with 6 hours of battery life, making it practical to carry between rooms or when travelling.
Best For
Full Specifications
| Price | $90 |
| Sensors | CO2, Temperature, Humidity |
| Sensor Type | NDIR |
| Connectivity | USB |
| Display | Yes |
| Portable | Yes |
| Battery Life | 6 hours |
| CO2 Accuracy | ±75 ppm |
| CO2 Range | 0-5000 ppm |
Pros & Cons
Pros
- ✓True NDIR CO2 sensor (not an eCO2 estimate)
- ✓Built-in display for at-a-glance readings
- ✓Accessible price point for a real CO2 sensor
Cons
- ✗No wireless connectivity for logging or alerts
Compare this monitor with others using our Monitor Comparison Tool
Frequently Asked Questions
Is the Temtop M10 accurate?+
The Temtop M10 uses a NDIR sensor with a stated accuracy of ±75 ppm over a range of 0-5000 ppm. NDIR is the proven reference technology for consumer CO2 monitoring.
What does the Temtop M10 measure?+
It measures CO2, Temperature, Humidity. CO2 is the key metric for judging ventilation — levels below 800 ppm indicate well-ventilated air.
Does the Temtop M10 need WiFi?+
No. The Temtop M10 works standalone and shows readings on its built-in display.
Is the Temtop M10 worth it in 2026?+
At $90, the Temtop M10 is a solid choice for on-the-go monitoring, budget-conscious buyers and home use. Its NDIR sensor puts it ahead of cheaper eCO2 estimators. Compare alternatives in our monitor comparison tool before buying.
How long does the Temtop M10 battery last?+
The Temtop M10 runs for 6 hours, and its portable design makes it easy to move between rooms or take when travelling.