FLK Osram 115v 575w 54589 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 OSRAM T5 halogen bulb, 575W, 115V, Base: G9.5 2-Pin, 3200K, Rated Life (Hr): 2000, Luminous Flux (LM): 10000,