1.wind speed and wind temperature 2.0~30m/s,-10~ ... thermometer, anemometer, sound level meter, noise meter, vibration meter, ultrasonic thickness gauge, film/coating thickness gauge, digital ... 0~55 nautical mile/h, 0~65land mile/hwind temperature-10~45º C, 14~113º Faccuracywind speedaccuracy:± ... ± 2º Cresolution0.2º C, 0.2m/sLCD digital display low voltage displayauto power off after 14 minutesLCD ...