Detailed Product Description AnemometerFeatures: Pocket-knife design makes it convenient and portable. Precision measurement and easy to use. Temp / windchill: Average updates every second. Windspeed: Moving 2-sec average with Maximum 2-second gust. Measurement units: knots, mph, kph, ft / min, m/ sec, beaufort. Sealed precision thermistor. Water resistant and shock proof housing. Detented at 180 ...