If your shower is using the old type circular fluorescent lamp and ballast then please see our Led Ring lights that will replace the old lamp and ballast. http://www.steamshowerspares.com/led-halo-light-c2x11167704
Fluorescent Tube starter - Ballast. This is connected between the power feed to the light and the tube.
Power: 22w - 30w
Ballast, ring light starter, tube ballast, ring tube light starter, ring tube light, led shower light, reign light, shower ring, shower led, ring fluorescent tube, led fluorescent tubes, shower light cover, circular shower light, circular led tube light, fluorescent light housing, halo ring tube, halo ring light, aqualusso shower light, ceiling led, ceiling ring light