Bulbrite 103025 25A/YB 25-Watt Incandescent Standard A19 Bug Light, Medium Base, Yellow (Pack of 12) Get the perfect light with the A19 E26 Medium Screw 25 watt 130 volt Incandescent light bulb. Box contains 1 bulb. Dimmable: Yes, Yellow Bug Average hours: 3750, Beam Spread: 360, MOD: 2.375, MOL: 4.25