shues
Lifetime VIP Donor
The ad doesn't give much information. However, for the price of $150, a brand new mechanical siren from the 1950s is probably worth investigating.
https://limaohio.craigslist.org/for/d/siren-from-superior-coach/6383273561.html
https://limaohio.craigslist.org/for/d/siren-from-superior-coach/6383273561.html