


🌬️ Breathe smarter, work safer — your air quality ally in a pocket!
The Extech CO250 is a portable indoor air quality meter featuring an advanced NDIR sensor to measure CO₂ levels from 0 to 5,000 ppm. It simultaneously tracks temperature, humidity, dew point, and wet bulb, providing a comprehensive environmental snapshot. Designed for professionals, it offers a compact handheld form with a large backlit LCD and intuitive keypad. The built-in datalogger stores up to 99 readings, making it perfect for trend monitoring and compliance in diverse settings like offices, classrooms, labs, and HVAC inspections.
| Manufacturer | Extech |
| Part Number | CO250 |
| Item Weight | 6.7 ounces |
| Product Dimensions | 2.76 x 2.24 x 7.87 inches |
| Item model number | CO250 |
| Batteries | 4 AA batteries required. (included) |
| Is Discontinued By Manufacturer | No |
| Color | Black |
| Style | CO250 |
| Item Package Quantity | 1 |
| Number Of Pieces | 1 |
| Included Components | Unit^Instruction Guide |
| Batteries Included? | Yes |
| Batteries Required? | No |
| Battery Cell Type | Alkaline |
| Warranty Description | 1 year |
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