*L-350 lighting option for 120V unit includes 12V tarnsformer, three 50 watt MR-16 halogen bulb and brass cased lights with three colorless spead lenses. L-350 & L-375 lighting for the 240V unit is the same minus the transformer which is already part of the control panel for all 240V units. *50-watt colored bulb options include yellow, green, red, or blue. Colorless is standard.