Extech FM200: Formaldehyde (CH₂O or HCHO) Meter
Handheld Formaldehyde Meter with Detachable Probe
The FM200 is a handheld Formaldehyde meter with a detachable probe. Meter simultaneously displays Formaldehyde concentration, Air Temperature, and Relative Humidity readings on a large LCD backlit display. The FM200 features CH₂O Calibration function in fresh air, Min/Max, Data Hold, Auto power off and Low battery indicator functions. Comes complete with a soft tube, sensor with 2.1ft cable, 6 AAA batteries, a user's manual and carrying case.