LCD display reads airflow from 40 to 7800 feet per minute and 0.20 to 40.00 meters per second. Select 2 or 16-second averaging. Memory recalls highest/lowest readings for any time period, and a HOLD switch freezes the display to capture a reading. The sensing probe can be handheld or used with the supplied extension wands to increase reach by 5 feet. Vane is aluminum and case is ABS plastic.
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