Anemometer, Minimum Velocity Measured 250 fpm, Probe Diameter 0.28 in, Probe Type Hot Wire, Maximum Velocity Measured 15,500 fpm, Minimum Dew Point Measured Not Applicable, Minimum Hot Wire Probe Length Not Applicable, Minimum Operating Temperature 40 Degrees F, Minimum Relative Humidity Measured Not Applicable, Includes 8 ft Tubing, Probe, Calibration Certificate, Carrying Case, Static Pressure Probe, USB Cable, Relative Humidity Accuracy +/-3 Percent, Maximum Air Volume Measured 999,999 cfm