The Forever Light bulb is proven quality and the best way to save money. The energy efficiency of the product is up to 90% compared to traditional light sources.#13#10You will forget about replacing bulbs - longer life, high strength and quality of workmanship, exceeding the durability of a traditional light bulb.#13#10 Thanks to the latest technological solutions, we can enjoy stable, pleasant light. The Forever Light bulb will work well in any living room, office, decorative lamps. #13#10The product does not contain harmful mercury.