... meter, vibration meter, ultrasonic thickness gauge, film/coating thickness gauge, digital hygrothermograph, high voltage megohmmeter, ground resistance tester, electric leakage switch ... /h, 0~8800feet/min, 0~88 nautical mile/h, 0~100 land mile/hwind temperature0~45º C, 32~113º Faccuracywind speedaccuracy ...