Extech 451181 Datalogging/

xtech 451181 Datalogging/ Printing Anemometer+ Psychrometer Features: Simultaneously measures and displays Air Velocity, Temperature, Humidity, Wet Bulb, plus calculates CFM/ CMM Manually log measurements ( 99 points) or setup time interval for automatic logging ( 2400 points) Datalogger date/ time stamps and stores data for later recall, printing or downloading to a PC Thermal printer prints air velocity, temperature, humidity, wet bulb, and CFM data with date and time stamp Backlit display for operating in dimly lit area RS-232 PC interface with Windows® 95/ 98/ NT/ 2000/ ME/ XPcompatible software to analyze data on PC