Lutron ABH-4224 Cup Anemometer/Barometer/Humidity/Temp.

\nCUP ANEMOMETER/BAROMETER/HUMIDITY/TEMP.\nModel : ABH-4224\n* Air velocity : 0.9 to 35.0 m/s, \n ft/min., km/h, mile/h, knots.\n* Barometer : 10 to 1100 hPa, mmHg, inHg.\n* Humidity : 10% to 95% RH, Dew.\n* Temperature : 0 to 50 °C, °C/ °F.\n* All in one, hand held type.\n* Cup type probe, no wind direction.\n* Hold, Record ( max., min. ).\n* DC 1.5V battery ( UM-4, AAA ) x 4.\n