Lamp Lite ZB-EFR Replacement Lamp 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 OSRAM MR16 EFR halogen bulb, 150W, 15V, Base: GZ6.35 2-Pin, Rated Life (Hr): 500, Luminous Flux (LM):,