Extech Mini Thermo-Anemometer +Humidity

Display air velocity and either relative humidity, dew point, temperature, or wind chill Selectable averaging function of 5-, 10-, or 13-second intervals Fold-up protective housing extends to 9-in (229mm) for better reach and tripod mount Data hold with auto power off Water-resistant housing floats Complete with CR2032 lithium battery and lanyard