Vintage style. 40w Replacement (Provides nearly the same light output as a 40-watt incandescent bulb (400 lumens vs. 490 lumens)). Dimmable. Medium base. Brightness: 400 lumens. Estimated Energy Cost: $0.66 per year. LED ST19. Saves $56 on energy (Based on 3 hours use per day. Electricity cost savings based on using the bulb for 15,000 hour rated life at 11 cents per kilowatt hour compared to fifteen 40 watt vintage style incandescent bulbs (rated life 1000 hrs)). Lasts 13 years (Based on 3 hours use per day. Electricity cost savings based on using the bulb for 15,000 hour rated life at 11 cents per kilowatt hour compared to fifteen 40 watt vintage style incandescent bulbs (rated life 1000 hrs)). Worry-free use and disposal. Mercury free. Dimming performance may vary by dimmer. Go to: gelighting.com/dimming for more information. Vintage Style: GE LED vintage style bulbs combine the retro look of antique incandescent bulbs with the benefits of LED. A warm candlelight glow and golden-tinted glass recreate the vintage style light bulb. The long life and low energy use of GE LED vintage style bulbs will help you save money on energy. Use them in pendant lights, chandeliers and decorative fixtures. Minimum starting temperature -20 degrees C. Limited warranty. UL listed. gelighting.com/dimming. Made in China.