Description
BM31a barometer of temperature and humidity temperature is an insturmentthat has humidity observations; weather forsee, fire indicateand other functions. It applies not only in the family but all sectors of society, such as agriculture, forestry, hydrology, meteorology, factories,offices, schools, shops, warehouses, textile, tobacco, transportation, room, laboratory, medical, health and epidemic prevention, hotels, file management and many other industries. The product is small, easy to carry and install.
