* Air velocity : 0.9 to 35.0 m/s, ft/min., km/h, mile/h, knots.
* Barometer : 10 to 1100 hPa, mmHg, inHg.
* Humidity : 10% to 95% RH, Dew.
* Temperature : 0 to 50 oC, oC/ oF.
* All in one, hand held type.
* Cup type probe, no wind direction.
* Hold, Record (max., min.).
* DC 1.5V battery (UM-4, AAA) x 4.