LK-JDW245electrical sirenis an omnidirectional siren fro vertical mounting. Powered by a single phase or three phase motor. It is designed to be used in:

　　Civil defence warning systems of major cities all over the world

　　Fire warning systems of community, main factories, mines, buildings, etc.

　　Warning for accidents of reservoirs, dams, jails, airports, army, etc.

　　Dimention