multi-function meter: temperature, air velocity, relative humidity and light meter
45170

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Description

Features:

* Ergonomic pocket size housing with large dual LCD simultaneous display of Temperature and Air Velocity or Relative Humidity
* Characters on display reverse direction depending on Hygro-Thermo-Anemometer or Light Mode
* 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
* Built in thermistor for ambient temperature measurements
* High temperature measurements using Type K thermocouple
* Utilizes precision photo diode and color correction filter
* Cosine and color corrected light measurements
* Auto power off, Low Battery and overrange indication
* Complete with built-in Humidity sensor, Light sensor and Vane wheel, wrist strap, and 9V battery