Anemometer, Minimum Velocity Measured 0 fpm, Probe Diameter 0.38 in, Probe Type Hot Wire, Maximum Velocity Measured 5,906 fpm, Minimum Dew Point Measured Not Applicable, Minimum Hot Wire Probe Length Not Applicable, Minimum Operating Temperature -4 Degrees F, Minimum Relative Humidity Measured Not Applicable, Includes Certificate of Conformity, Temperature Accuracy +/ 0.9 Degrees , Wind Speed Units ft/min, km/hr, knot, m/sec, mph, Air Velocity Resolution 1.97 fpm