Measure: m/s, km/h, fpm, mph, kts, Beaufort,%RH, td(dew point
temperature), °C, °F
Resolution: 0.1m/s 1fpm; 0.1%RH; 0.1°C,0.1°F℉
Range: 0.4~20m/s,80~4000fpm; 0~100%RH; -10~50°C,14~122°F℉
Accuracy: ± (2% of reading + 0.3m/s) ,± (2% of reading + 60fpm)
±3%RH (5~95%RH)
±1°C,±1.8°F℉
Special function: Auto power off; Data hold; MAX MIN; Back light;
Overload display; Low battery indicator