Digital anemometer in measure wind speed as the basic function, increase the calculation, measuring temperature and relative air temperature with a combination of a variety of functions such as series of instrumentation. This is a kind of portable, has the low speed, multifunctional intellectualized measurement in the basic instruments, heating, ventilation, air conditioning, environmental protection, energy conservation monitoring, meteorology, agriculture, refrigerating, drying, labor health survey, clean workshop, chemical fiber and textile, various aspects of wind laboratory wide range of purposes
The standard package don't include batteries.Because,the international air shipping forbid to ship liquid,powder and batteries,we can not put them in the package box.Hope you can understand buy them in your local store or supermarket.Thanks for your support! The batteries are very cheap.