Product Details
The Extech CO250 portable indoor air quality CO2 meter measures carbon dioxide (CO2), temperature, humidity, dew point, and wet bulb. It checks for CO2 concentrations and calculates statistical weighted averages including TWA (8 hour time weighted average) and STEL (15 minute short term exposure limit). The kit includes data acquisition software, a cable to record and document CO2, humidity, and temperature data, 4 AA batteries, and a carrying case. The device features a user programmable audible alarm for alerting to preset CO2 levels.
