The 4W Fancy Round Gold Crown LED Bulb E27 by LiquidLEDs is designed to replace 40W incandescent bulbs, providing 90% energy savings. It offers a quality light and no glare, while looking like an incandescent bulb. Features include a 25,000-hour lifespan, dimming capability, no mercury, and zero UV/IR emissions. Simply screw in to a compatible fixture and enjoy.