Extech AN100: CFM/CMM Mini Thermo-Anemometer
Large display of Airflow or Air Velocity
The AN100 CFM/CMM Thermo-Anemometer can simultaneously display 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. Additional features include 20 point average for Air Flow and 3% velocity accuracy via low friction 2.83 in. D (72mm) ball bearing vane wheel on 3.9ft (120cm) cable. Comes complete with a 9V battery, protective rubber holster, and case.