HAND HELD ANEMOMETER 0.3 TO 30 METER PER SECOND,THERMOMETER,DIGITAL WIND SPEED METER BY @CNFT Measurement items: Air velocity, Air temperature Range of air velocity: 0.3-30m/s, 0-90km/h, 0-5860ft/min, 0-55knots, 0-65mph Accuracy of air velocity: 5% Range of air temperature: -10-45degrees, 14-113F Accuracy of air temperature: 2degrees