B11 LED Light Bulbs-40W Equivalent Chandelier LED Light Bulbs, 2700K Warm White, E12 Candelabra Base, Pack of 10 Save electricity bill . Replace 40W bulb by 5W LED. Save over 35% on electricity bill of lighting High brightness and low power consumption Provides over 30,000 hours life span, Easy to Install, Durable, High Performance 110V,Standard American candelabra edison screw E12 base, Eco-Friendly. No lead or mercury. May interfere with some electronic devices such as occupancy sensors, timing devices, photo controls Ideal for illuminating homes, offices, workplaces, Artwork lighting, mood lighting, shop-windows , general lighting, Landscape accent spot lighting, display case accent lighting ect Brightown offer 1 year quality guarantee, please contact us for replacement if you have any quality problem.