Temp/Humdty Mtr 0 to 100 per Rel Hum Rng

Psychrometer 0 to 100 Percent Relative Humidity Range +/-2 Percent Humidity Accuracy -22 Degrees to 199 Degrees F Temp Range (F) +/-1.8 Degrees F Temp Accuracy (F) 32 Degrees to 176 Degrees F Wet Bulb Temperature Range -22 Degrees to 199 Degrees F Dew Point Range 0.1 Percent Humidity Resolution Sensor Type Relative Humidity Sensor Temperature Display Dual LCD Memory Min/Max Battery Type 9V Auto Power Off Yes Data Hold Yes Response Time 30 sec