1998 Wake 'n Warn smoke alarm left for dead - Will it work?

This smoke alarm sat in a basement that's partially open to the outdoors for who knows how long. Let's put a battery in it and see if it still works. Follow me on Mastodon: https://tech.lgbt/@themaritimegirl My videos are made possible in part by support via Patreon: https://patreon.com/themaritimegirl