Fixture is suitable for 120-volt electrical service and is listed for mounting on a standard 4” octagonal outlet box (by others).&nbsp;<br>Luminaire may be mounted to either a ceiling or wall, by mounting it to a standard 4" octagonal outlet box.&nbsp;<br>Fixture is compatible with recommended retrofit LED lamps at the time of testing. For complete compatibility information, contact factory.&nbsp;<br>Retrofit LED lamps are easier to service and upgrade if desired after installation.&nbsp;