... wind temperature 2.0~30m/s,-10~45C 3.MAX/MIN/AVG display 4.low voltage display 5.auto power off 1 ... .IntroductionWe are a developing,design,manufacturing and sales integrated company. Our products include laser distance meter,infrared thermometer, anemometer, sound level meter, noise meter ... ~30m/s, 1.4~90km/h, 0~5860feet/min, 0~55 nautical mile/h, 0~65land mile/hwind temperature-10~45º C ...