Simultaneous display of %RH, Temperature and Dew point or Wet Bulb or Probe Temperature Wet bulb measurements without slinging Calculates T1-T2 differential (Air Temperature-External Probe Temperature) using optional probe Unique sensor cap design twists to closed position for protection during storage Switchable "F/"C temperature units with 0.1" resolution

Weight	3.3oz (95g)
Dimensions	7 x 1.9 x 1in (178.5 x 48.4 x 24.7mm)
Max Resolution	0.1%RH
Dew Point	-90.4 to 122°F (-68.0 to 49.9°C)
Wet Bulb	-6.9 to 122°F (-21.6 to 49.9°C)
Temperature (internal)	-4 to 122°F (-20 to 50°C)
Temperature (external)	-4 to 158°F (-20 to 70°C)
Humidity	10 to 90%RH
Accuracy	±1°F or ±0.6°C