Measured wind speed: current or average or max. Different units of wind speed measurement including m or s, Ft or min, Knots, km/h, Mph Displays the temperature in degrees Celsius or Fahrenheit. Measurement of wind speed and temperature. Wind chill indication. Features: 1. Wind speed temperature measurement. 2. Signs of wind chill. 3. Celsius or Fahrenheit temperature display. 4. Different units of wind speed measurement include m or s, Ft or min, Knots, km/h, Mph.5. Measure wind speed: current or average or maximum. 6. Low battery warning. 7. LCD backlight. 8. Automatic or manual shutdown. Wind speed measurement 0-30m or s Wind speed accuracy 5 percent Wind speed unit m or s,Ft or min, Knots, km/h, MphCurrent or Average measurementYesTemperature measurement range -10C to 45CTemperature resolution 0.2C C or selection - - backlight display is an indicator low battery- -the data hold functionis 0.1m or s resolutionMin MaxMax only measurement range bar graph is air cooling indication is auto or manual power off is power Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.