Philips 38941-1 - 300 Watt Light Bulb - PS25 - Frost - 750 Life Hours - 6,100 Lumens - Medium Base - 120 Volt Incandescent bulbs are dimmable bulb and din not a have poor quality light as low energy bulbs best used in household and commercial lighting, decorative &amp; advertising lighting, portable lighting Stock now on Incandescent bulbs before 2012 phase out of incandescent light bulbs Philips PS25 incendescent bulb, 300W, 120V, Base: E26 Medium Screw, Rated Life (hrs): , Luminous Flux: 6100