Low friction vane wheel improves accuracy of Air Velocity and Air Flow measurements
Utilizes precision photo diode and color correction filter for light measurements
Thin-film capacitance humidity sensor for fast response
Thermistor measures ambient Temperature
Type K input allows to measure temperature up to 2372DegreeF (1300DegreeC).
The 45170CM is a convenient 5-in-1 Environmental Meter which measures Air Velocity, Air Volume, Humidity, Temperature and Light. Ergonomic housing design with large dual "smart" LCD where characters on display reverse direction depending on the function in use. This multi-functional meter is ideal for professional or home use in testing the environmental quality in a building. Featuring Data Hold, Min/Max, Auto Power Off functions. Complete with built-in sensors, wrist strap and 9V battery.