It is used whenever the wind speed can damage the working of some systems like builder's rotating crane and quay crane, construction sites, road networks, cable cars and chair-lifts protective covering for sports fields and so on. It shows the speed and the direction of the wind, and has two programmable set-points to activate alert and alarm systems.

These systems comprise of:

• a local optical indicator,

• a local acoustic buzzer and

• relays to activate remote systems.