Tungsten Halogen 12V 25 Degree Narrow Flood Beam 50W Bulb Halogen light bulbs have a longer life and a higher light output than incandescent bulbs Halogen bulbs have a whiter and brighter light and less blackening, dimmable with most dimmers Applications: interior, interior recessed lighting, track lighting, security lighting Sylvania MR16 halogen bulb, 50W, 12V, Narrow Flood NFL Base: GU5.3 2-Pin, 3000K, Rated Life (Hr): 4000, Luminous Flux (LM): ,