Atmospheric pressure measurement. The barometer is made of brass housing + brass + plastic + metal. It is used to measure changes in air pressure and predict future weather changes based on changes in air pressure.
Easier to read. The comparison needle on the lens is used to read to see if the atmospheric pressure rises or falls over a specific period of time.
Hanging barometer, the barometer can be hung on the wall or placed on the platform.
Widely used in ships, factories, laboratories, homes.
Barometers are easy to install, lightweight and easy to install, suitable for hanging or placing on a surface.
