... , increase the calculation, measuring temperature and relative air Air Flow AnemometerDigital anemometer in measure wind speed as ... multifunctional intellectualized measurement in the basic instruments, heating, ventilation, air conditioning, environmental protection, energy conservation monitoring, meteorology, agriculture, ... 3%±0.1 dgts±3%±0.1 dgtsAuto power off√√Air velocity unit m/s, Ft/min, Knots, ...