... .1°C, 0.1°F Range: 0.4~20 m/s, 80~4000 fpm Sample Rate: 0.5sec Operating temperature: -10~50 ... x 30mm Weight: 180gVA8021 Temperature/Humidity/Vane anemometer Measure: m/s, km/h, fpm, mph, kts, Beaufort, %RH, td(dew ... .1°C, 0.1°F Range: 0.4~20 m/s, 80~4000 fpm, 0~100%RH, -10~50°C, 14~ ... 30mm Weight: 180gVA8022 Temperature/Air volume/Vane anemometer Measure: m/s, km/h, fpm, mph, kts, Beaufort, °C, °F, m^ ...