Extech EN510 Ten In one Environmental Meter, Green

Measures air velocity, air flow, temperature (air/type K), humidity, wet Bulb, dew point, heat index, wind chill, and light Replaceable low friction ball bearing mini vane wheel to retain high Accuracy Measure light levels in foot-candle (fc) or Lux units using a precision photo diode with cosine and Colour correction filter Backlit display to view in dimly lit areas Data hold and min/max functions