Flashlights & Spotlights with halogen bulbs work exactly like traditional incandescent bulbs except they contain halogen gas rather than argon or nitrogen.
Halogen flashlights and halogen spotlights burn brighter, more effeciently and for longer periods of time. Halogen bulbs also last longer and don't need to be replaced as often as other specialty bulbs since filament life is doubled when using halogen gas.
Need more technical info on halogen lighting ? Check this out!
