ITEM NAME:Gm816 Digital Handheld Anemometer, Pocket Digital Anemometer With Lcd Displ M1F5 Gm816 Digital Handheld Anemometer, Pocket Digital Anemometer With Lcd Displ M1F5 1. Handheld LCD Digital Anemometer with Backlight: Use to Measure Wind Speed and Temperature, provides fast measurement for analysis of critical environment.Wind Speed, temperature and wind chill in one LCD display.3. Through the built-in temperature regulator to adjust C/F temperature. Record and recall Max/Min/Average/Current function. Range: -10 - 45degree, 14 - 113 Fahrenheit.