This digital multifunction anemometer is a professional instrument for measuring wind speed, temperature and humidity. It is specially designed for wind speed measurement in various environments such as wind speed measurement engineering, quality control, health control, etc. It is suitable for wind speed measurement in various occasions such as factories, schools, offices, traffic routes, and homes.Features:Six-wheel design, more accurate measurement of current wind speed, air volume, temperature and humidity.Air speed/flow unit and temperature unit selection.Maximum/minimum/average wind speed measurement.2.9-inch backlit LCD screen for clear reading.Real-time measurement when USB is connected to PC software.Automatic shutdown after 5 minutes of inactivity.Data storage function, can save up to 960 sets of measurement data.Triaxial magnetic field sensor for wind angle measurement.Data hold function, low battery indicator.