Kestrel 2500NV Wind Meter, Olive with Night Vision

Accurately measures: Wind chill. Air, water, and snow temperature. Displayed in Fahrenheit or Celsius with accuracy of +/-1°. Wind speeds displayed in: Beaufort Wind Scale, Knots, MPH, KPH, or Feet Per Minute. Current, average, and maximum wind speed. Barometric pressure. Pressure trend. Altitude.