Item No.: C27A101
.Measurement items: Air velocity, Air temperature.   
.Range of air velocity:  0.3~45m/s, 0~140km/h, 0~8800ft/min, 0~88knots, 0~100mph.  
.Accuracy of air velocity: ±3%.  
.Range of air temperature: 0~45℃, 32~113℉.  
.Accuracy of air temperature: ±2℃.  
.Resolution: 0.2℃;  0.1m/s.  
.Max/Average/Current air velocity reading.  
.℃/℉ selection.  
.Wind chill indication.  
.Beauford Scale.  
.Auto power off:1 minute without any operation.  
.Low battery indication.  
.LCD Backlight: active by press any key.  
.Power: 4*1.5V AAA battery.