Kestrel 3500 Delta-T

Measures wind speed, temperature, relative humidity, barometric pressure and altitude
Special model designed specifically for the agriculture industry, which automatically calculates Delta-T to determine acceptable spraying conditions
Displays wind speed in km/h, m/s, mph, fpm, knots or beaufort
Displays temperature in either Celsius or Fahrenheit
Displays humidity in % (RH)
Large display with backlight
Data hold function
Waterproof, floats and includes lanyard and ergonomically designed hard cover
Patented user-replaceable impeller
Quick response external thermistor
Thermally adjusted humidity sensor
Made in USA