This is a Martin Voyager. Unit has a rotating dichoric color / gobo wheel. Light passes through the wheel then bounces off of a rotating clear mirrored dish and projects out of the front of the unit. Unit is sound active via internal microphone. Light uses an EFP 12 volt, 100 watt bulb. Fixture has 2 motors. 1 motor for the color wheel & 1 motor for the mirror dish. No fan used in this unit since it only has a 100 watt bulb.