SYLVANIA 40W 120V T12 G9 2-Pin Halogen Light 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 T4 halogen bulb, 40W, 120V, Base: G9 2-Pin, 2900K, Rated Life (Hr): 2000, Luminous Flux (LM): 510,