Extech 4 - 1 Environmental Meter, Extech Instruments (CAT#: STEM-AIAE-0034-LKN)

Pocket-size rugged meter for Humidity, Temperature, Air Velocity and Light. Ergonomic pocket size housing with large dual LCD simultaneous display of Temperature and Air Velocity or Relative Humidity.

Data Hold to freeze the displayed value.
Records Min/Max readings.
Built-in low friction vane wheel improves accuracy of air velocity in ft/min, MPH, m/s, km/h, and Knots.
Built-in precision thin-film capacitance humidity sensor for fast response.
High temperature measurements using Type K thermocouple.
Utilizes precision photo diode and color correction filter.
Cosine and color corrected light measurements.
Complete with built-in Humidity sensor, Light sensor and Vane wheel, wrist strap, and 9V battery.

Extech CO2, Humidity, Temperature Datalogger, Extech Instruments (CAT#: STEM-AIAE-0035-LKN)
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