They are bright. But they can run on 9VDC.
I like a bright light behind my litho's. With these I can
tweek my picture so its a little thicker in the light area's.
I guess simplicity is the thing I like about them, and of course
olf20 / Bob
[color=#8000BF]Heat with corn, Mach3, Bridgeport clone, VcarvePo, Photo VCarve, Craftsman Wood Lathe[/color]