Extech Pocket-Size Rugged Environmental Meter

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