3 IN 1 ENVIRONMENTAL METER(TEMPERATURE/HUMIDITY/VANE ANEMOMETER) WITH 1.5V x3 AAA BATTERIES, DATA HOLD, MAX/MIN, BACK LIGHT, OVERLOAD DISPLAY, AUTO POWER OFF, LOW BATTERY INDICATOR

Measurement:m/s,km/h,fpm,mph, kts, beaufort scale,℃, ℉, %, RH, td*(dew point temperature)

Wind Speed:~Range:0.4~20 m/s, 80~4000 fpm

                  ~Accuracy:± (2% of reading + 0.3m/s), ± (2% of reading + 60fpm)

                  ~Resolution:0.1 m/s, 1 fpm

Temperature:~Range:-10℃ ~50℃ (14~122 ℉ )

                   ~Accuracy: ±1℃ ±1.8 ℉

                   ~Resolution:0.1℃ , 0.1 ℉

Humidity :~Range:0~100% RH

               ~Accuracy:±3% RH (5~95% RH)

               ~Resolution:0.1% RH

Sample Rate: 0.5 sec