Heat Stress Meter w/ Alarm

Product Details  This anemometer has real-time/MAX/MIN/wind speed reading function, and can also measure wind temperature/ humidity/ black ball temperature. The GC-881W is your best choice for measuring the weather and surrounding climate.  Equipped with 7 sensitive wind vanes for more accurate measurement. Wind speed range: 0~30m/s, resolution: 0.1m/s ( Accuracy:±5% Digit ). Multi-unit switching allows you to select different wind speed units (m/s, km/h, ft/min, knots, mph) With the function of measuring ambient temperature and humidity, temperature range: 0~50℃(Accuracy:±0.6℃), switchable temperature unit ℃/℉; humidity range: 0.1%~99.9%RH (Resolution: 0.1%RH). This heat stress meter has WBGT alarm function, WBGT temp.range: 0~50℃, WBGT Alarm Range:20~50℃. The WBGT alarm function can be used to monitor the surrounding climate and reduce the harm to the human body caused by the dangerous environment of humidity and high temperature. And the 4-level screen displays heatstroke danger z