Large display of airflow or air velocity with built-in infrared thermometer * CFM/CMM Thermo-Anemometer with built-in non-contact IR thermometer measures remote surface temperatures to 500-Degrees F (260-Degrees C) * Simultaneous display of air flow or air velocity plus ambient temperature * Easy to set area dimensions (cm2) are stored in the meter"s internal memory for the next power on * Resolution of 0.01m/sec