Features:

• This meter is a digital anemometer for measuring the ambient temperature, humidity, dew point temperature, wet bulb temperature, wind speed, and air volume.
• Portable and professional measuring instrument with large-screen LCD and backlight, multi-unit switching functions.
• Can be used for hand-held or fixed measurement.
• With functions of reading hold, maximum, minimum, etc. 
• It has a low battery indicator and USB real time data uploading functions.