Bulbrite Q250FR/DC 250W T4 JD HALOGEN FROST DC 120V [Pack of 10] Get the perfect light with the T4 BA15d DC Bayonet 250 watt 120 volt Halogen light bulb. Box contains 1 bulb. Dimmable: Yes, Color Temperature: 2900K, Soft White Average hours: 2000, Beam Spread: 360, CRI: 100, Lumens: 4250, MOD: 0.5, MOL: 2.75