... temperature 2.0~30m/s,-10~45C 3.MAX/MIN/AVG display 4.low voltage display 5.auto power off ... vibration meter, ultrasonic thickness gauge, film/coating thickness gauge, digital hygrothermograph, high voltage megohmmeter, ground resistance tester, electric leakage ... temperature-10~45º C, 14~113º Faccuracywind speedaccuracy:± 5%wind temperatureaccuracy: ± 2º Cresolution0.2º C, 0.2m/sLCD digital display ...