1.wind speed and wind temperature 2.0~45m/s,0~45C 3.MAX/MIN/AVG/ ... meter, ultrasonic thickness gauge, film/coating thickness gauge, digital hygrothermograph, high voltage megohmmeter, ground resistance tester, electric leakage switch tester,gas ... detector.2. Specification Modal TL8901measuring itemswind speed/ wind temperaturemeasuring rangewind speed0~45m/s, 0~140km/h, 0~8800feet ...