Description 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.
