Bulbrite 60A/CB 60-Watt Incandescent Standard A19, Medium Base, Ceramic Blue [4 Pack] Get the perfect light with the A19 E26 Medium Screw 60 watt 120 volt Incandescent light bulb. Box contains 1 bulb. Dimmable: Yes, Ceramic Blue Average hours: 1500, Beam Spread: 360, MOD: 2.375, MOL: 4.25