【 Highly Accurate Wind Meter】 - Thanks to the sensitive dual temp sensors, 8 vanes, smooth fan shaft, the HoldPeak 866B Anemometer can accurately detect wind speed, wind chill and temp. And this digital anemometer has a wind speed measurement range of 0.67~67.1 mph(+/- 2% of readings), Which can help you monitor wind conditions in real time.Wind temperature -10~60℃,(+/-2℃); Resolution 0.1m/s; 0.2℃ 【 Professional & Multifunctional 】 - This Pro wind speed meter has functions such as: unit switching of wind speed(m/s, km/h, ft/min, knots, mph) and wind temp(℃,℉), Max/Min/Average Wind Speed, battery level display, auto off, backlight, etc. Which can meet various measuring demands. 【 With Tripod Hole & Hand Strap】 - Our handheld anemometer has a tripod hole that allows ou to fix the anemomet.