Advance any full-size, tungsten Source Four ellipsoidal to LED efficiency in seconds, and without special tools. This is the ETC Source 4WRD II. A true LED retrofit.
i am looking for a led retrofit for my old source 4 fixtures
Advance any full-size, tungsten Source Four ellipsoidal to LED efficiency in seconds, and without special tools. This is the ETC Source 4WRD II. A true LED retrofit.
i am looking for a led retrofit for my old source 4 fixtures