1.wind speed and wind temperature 2.0~45m/s,0~45C 3.MAX/MIN/AVG/current speed measurement 4. ... . Specification Modal TL8901measuring itemswind speed/ wind temperaturemeasuring rangewind speed0~45m/s, 0~140km/h, 0~8800feet/min, 0~88 nautical mile ... temperatureaccuracy: ± 2º Cresolution0.2º C, 0.1m/swind speed unitm/s, Ft/min, Knots, Km/hr, MphC/ºF conversionLED backlight displayMAX ...