Hygro-Thermo-Anemometer-Light-Sound Meter

Extech EN300: Hygro-Thermo-Anemometer-Light-Sound Meter Measures Humidity, Temperature, Air Velocity, Light and Sound Features: - Rugged 5-in-1 environmental meter with tripod mount and RS-232 PC interface - 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-Sound Mode - Data Hold, Min/ Max, Auto power off, Low Battery/ Overrange indication - 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 - Type K input measures temperature to 2372° ( 1300° C) - Utilizes precision photo diode and correction filter for Cosine and color corrected light measurements - Sound Level measurement meets IEC 61672 class 2 using A frequency weighting and fast response time - Complete with Type K thermocouple probe, pouch case, and six 1.5V AAA batteries