On 15 Jul 2018, Nil wrote in
alt.home.repair:

I want to assume I'm only dealing with 120V. All there is in there
is a fan and a 40W light bulb. But the wiring disappears into the
cabinetry and the wall as does the and I'm not prepared to open
that can of worms. I'm looking for a manual to check its
installation instructions.

I found a manual on-line. It's not the exact same model, but it's close
enough that I'm confident that the voltage requirement is the same. It
is, indeed, 120 VAC.