We are offering digital thermo anemometer. Features * portable digital thermo anemometer. * 4 digit lcd disply * backlight display * max - hold function * highly accurate ntc sensor. * simultaneous display of both temperature and wind speed * measurement units : knots, mph, kmh, ms, ftmin. * moving 216 second average with min max average * memory of maximum, minimum and average record for both temperature and wind speed. * air velocity average for multiple points. * auto power off function. * 2 meters coiled cable and mounting nut for long extension.